Best Locking Suggestion Boxes in 2026

HEAVY DUTY SUGGESTION BOX- Measuring 12” W x 3” D x 10” H, this wall mounted mail box provides the perfect solution for outgoing and incoming mail, as well as secure drop box applications, including key drops, payments and other important materials that need to be dropped off after hours.

HIGH-QUALITY, DURABLE CONSTRUCTION. Constructed of durable, heavy-gauge steel, this accessory is built to last. Additionally, it features a scratch-resistant finish to stand up against everyday wear and tear, providing long-term durability and use for years to come.

SECURE DESIGN. The box is outfitted with a full piano hinged door and a durable lock to ensure that all items dropped inside are safe and secure. Two keys are also provided for quick and easy access inside.

CONVENIENT SUGGESTION BOX with SLOT:The top of the box features a wide slot to accommodate ballots, mail, money or checks with ease.

SECURITY&PRIVACY:The box is outfitted with a secure lock and two keys. Locking, hinged lid keeps suggestions, ballots or money protected.

STORAGE FEATURES:It also boasts a built-in storage compartment that can be used to store blank forms, notepads, ballots or suggestion cards.

CONVENIENT SUGGESTION BOX with SLOT : The top of the box features a wide slot to accommodate ballots, mail, money or checks with ease.

SECURITY&PRIVACY : The box is outfitted with a secure lock and two keys,and the keys are provided for quick and easy access inside.Locking, hinged lid keeps suggestions, ballots or money protected.

HARDWARE INCLUDED : For added convenience, the drop box comes complete with screws and is equipped with pre-drilled holes to easily fasten and secure onto any wall.50 suggestion cards included too.

Lawei Metal Suggestion Box with Lock, measures 7.28 x 5.9 x 8.5 inch(LxWxH), it’s the perfect size for and daily using

Durable construction, to supply long-lasting strength and use throughout the years, this suggestion box is durably crafted of solid steel with a powder-coated, scratch-resistant finish

To ensure confidentiality, the box is outfitted with a secure lock, two keys are included for quick and easy access inside

VERSATILE USE. This box can be used by customers and employees for making anonymous suggestions or comments about a company or service. It also provides the perfect solution for convenient and secure, drop box applications, including key drops, interoffice mail and cash box.

DURABLE CONSTRUCTION. To supply long-lasting strength and use throughout the years, this suggestion lock box is durably crafted of solid steel with a powder-coated, scratch-resistant finish.

VARIETY OF COLOR OPTIONS. To meet everyone’s taste, this product is available in black, blue, red and copper. This allows you to easily complement your taste, interior design or company colors.

Heavy-duty, triple end, double side, double bottom construction stacks up stronger and withstands frequent handling

FastFold quick and easy assembly

Reinforced tear-resistant hand holes make box comfortable to carry

✔️ Versatile Use: This Suggestion Box With Lock Is Ideal For Use As A Donation Box, Ballot Box, Voting Box, , Metal Drop Box, Prayer Box Or Mailbox With Slot

✔️Get More Bang For Your Buck: Adiroffice Donation Box Comes With 55 Free Suggestion Forms / Cards, 2 Locking Keys For Added Security & To Make Sure You Have Everything You Need To Get Started.

✔️ Easy To Install: Comes Pre-drilled With All The Necessary Installation Hardware And A User Manual To Make Sure You Have A Smooth And Hassle-free Setup. ( Wall Mounted Or Countertop)

【DURABLE MATERIAL&CONSTRUCTION】 - xydled wall mounted ballot box is made of solid and sturdy metal,special skin can resist scratching,can be conveniently put on the desk and also installed in the wall of the room.

【HIGH QUALITY LOCK】 - xydled ballot box is fitted with a secure lock and two keys.The secure design lockable wall mounted drop box has a highly durable metal lock with two keys for easy access.

【LARGE CAPACITY】 - Built in storage box with humanized design and large space suitable for your ballots cards, votes,blank forms,money, and personal items.

This red multi-purpose box can be used for donation, collection, key drop, express checkout, comments suggestions box, time card box ballot box??

Easy wall mount (hardware included) can fit anywhere

One of the most frustrating things as a patron of any non-profit run event is having a donation for the organization and not knowing where to give your donation. By having a donation box readily available at your event desk, everyone who wanted to donate knew exactly how to donate and where the donations would be accepted.

Multiple uses. Comments, ballot voting, Suggestions, tips, keys, room cards, donations, you name it! The comment boss fits a variety of use cases.

Steel construction. Like all Mail Boss products, The comment boss is constructed from steel for strength and durability. The powder coat finish is scratch and rust resistant.

Installs anywhere. On the counter, on the desk, on the wall, where you will install your comment boss? Comment boss can also be permanently mounted to flat surfaces and walls with the included hardware.

【DURABLE MATERIAL&CONSTRUCTION】 - xydled wall mounted ballot box is made of solid and sturdy metal,special skin can resist scratching,can be conveniently put on the desk and also installed in the wall of the room.

【HIGH QUALITY LOCK】 - xydled ballot box is fitted with a secure lock and two keys.The secure design lockable wall mounted drop box has a highly durable metal lock with two keys for easy access.

【LARGE CAPACITY】 - Built in storage box with humanized design and large space suitable for your ballots cards, votes,blank forms,money, and personal items.

BPA free kids lunch box: The inner tray of the bento box lunch box for kids adopts tritan imported from the United States, ABS shell, TPE leak-proof seal and PP board. Free of harmful substances like BPA and plasticizers, it is durable and can also be frozen or heated, protect the health of your family. Aohea bento box for kids is a practical companion for school, picnics, camping and outdoor pursuits

Leak proof toddler lunch box: Small bento box kids removable inner tray is divided up into 4 compartment, each sealed independently by one lid, it can effectively prevent odor and let you eat the "original flavor" food. Suitable for fruit, biscuits, dips, rice, bread, yogurt, puree and cream etc. Ensure a balanced diet at all times. Make sure not to put soup, drinks etc in the pink bento box

Easy to clean and open: Cute bento box inner tray is microwave safe & dishwasher safe for your convenience(NOTE:reheat for less than 3 minutes, but the outer shell suggestion to handwash). PP board and inner tray can be removable, keep dirt inside the bento box for kids lunches nowhere to hide. Child-friendly locking design, children of kindergarten age can also open the mini bento box for kids well and close themselves

CONVENIENT, AFTER HOUR BOX. This wall mounted suggestion box provides the perfect solution for convenient and secure, drop box applications, including key drops, interoffice mail, payments and other important materials that need to be dropped off after hours.

HIGH-QUALITY, DURABLE CONSTRUCTION. Measuring 9.8" W x 3.4" D x 7.5" H, this box is constructed using durable, heavy-gauge steel to provide long-term strength and use throughout the years. Furthermore, it’s furnished with a powder-coated, scratch-resistant finish to minimize everyday wear and tear.

SECURE DESIGN. Ideal for retail stores, rental facilities, customer service counters or manufacturing plants, the box is outfitted with a secure door-mounted disc tumbler lock to ensure that items dropped inside are safe and secure. Two keys are also provided for quick and easy access inside.

Durable construction: made of rugged ABS plastic in a non-transparent white color

Keyed entry: locked box requires a key to open; set of 2 keys are included

Versatile: can be used for collecting voting ballots, letters, suggestions, complaints, and more

【Secure Multi-Purpose Drop Lock Box】 This lock box is durable, lockable, mountable and comes with 2 keys & mounting hardware.

【Secure Storage】Designed to provide a secure way of locking up important items such as suggestion slips, ballots, mail, documents, keys, money, and much more.

【Convenient Office Use】This drop box is perfect for any work space or office use; The lockable drop box offers the perfect solution for security.

PERFECT DESIGH: the top of the suggestion box has a wide slot to drop suggestions, ballots, mail, checks, and front compartment is designed to holding pens, suggestion pad, coupons, brochures

SOLID CONSTRUCTION: the suggestion box is constructed of heavy duty steel material, coated with high quality eco-friendly paint, and extra phosphating rust-proof technology provide long durability for the suggestion box

DURABLE LOCK & KEY: the lock cylinder is made of superior zinc alloy, matched up two quality keys to keep suggestions, ballots, keys or money safe and secure

Metal Donation box,collection box,Suggestion Box

Secure donation box, easy to mount on walls or counters

Lock with 2 keys included - door opens down

VERSATILE. Great for donations at fund-raising or church events, ballots at school board or municipal elections, or suggestions from customers or employees in any business environment.

HIGH-QUALITY, DURABLE CONSTRUCTION. This 6.25" x 4.5" x 4" ballot box is made using acrylic material to provide long-term durability and use year after year. Lightweight yet very strong, acrylic is shatter-resistant and won’t break even if it hits the ground!

CUSTOM MESSAGE. Boasting a 4” W x 6” H display area on the back panel, this box is fully customizable so you can include a personalized message while not being overdone. It's easily removable, allowing you to change out messages for a variety of different events and functions.

VERSATILE USE - This box can be used by consumers and workers for making anonymous recommendations or remarks about a company or service. The lock offers the perfect solution for security. Suggestion Box measures 7.75" x 6.75" x 9".

DURABLE CONSTRUCTION - This suggestion box with lock is made out of thick wood with a rustic look, and can be mounted to a wall or positioned on any tabletop. It is durable enough to stand up against everyday use.

SECURE LOCK. To assure confidentiality, the box is fitted with a secure lock. Two keys are included for quick and easy access inside. Also included are pre-printed labels and suggestion pads.

Wood box with suggestion cards

The box can be easily placed on a desk, table, counter, or mount it on the wall

Made of quality wood, the large suggestion box comes with a pocket for keeping the cards

DURABLE ACRYLIC MATERIAL -- The suggestion box is made of high quality clear acrylic - PMMA, with the size of 6.25" x 4.5" x 4" . Acrylic is a shatter-resistant material that boasts great strength despite its light weight, and durable enough to resist scrapes and scratches.

BALLOT BOX WITH SECURITY LOCK -- Each bollot box comes with a lock and two keys that can be used to collect donations, suggestions or votes while keeping the information inside secure and private, The sturdy lock and key set that's included will help keep money or checks safe.

TRANSPARENT ACRYLIC BOX --- The clear acrylic design with great clear transparent exterior allows complete visibility for the contents within to provide optimum clarity for easy viewing, thus protect the just and fair of taking a suggestion or vote.

ACRYLIC DONATION BOX WITH LOCK AND MESSAGE DISPLAY: SBB-66 is another useful office accessory from Clear-Ad. It is an opaque standing donation box similar to donation jar that can be used as a money collection box. These plexiglass donation boxes for fundraising and charities are lockable and come with a 8.5x11" message display stand and a lock with keys.

BLACK BALLOT BOX: This small ballot box with lock is made with superior grade acrylic sheets and not only looks great but is also very strong. The desktop locking voting box has a 5.25x.25" slot on the top to allow voter to put in his or her secret vote into the box during election. It is furnished with a premium padlock to keep the content safe. Includes 4 rubber bump-ons.

PLASTIC RAFFLE TICKET BOX: Raffle boxes are a classic for exhibitions and public events. Whether it's for a raffle drawing, a sweepstakes or contest entry this practical acrylic enter to win box can be used anywhere. This is a floor or table top cube drawing box design that can be placed on any flat surface for raffle ticket drawings.

★UPGRADED FIREPROOF & WATER-RESISTANT - This fireproof file box is made of upgraded anti-static silicone coated fiberglass which stands up to the temperatures up to 2000°F and is highly water-resistant (Passed SGS TES Test: TUL94 VTM-0 Certification). At the same time, the full-cover waterproof zipper provides more comprehensive protection, leaving no room for water to enter. This file organizer box offers great safety for your important files.

★PORTABLE & COLLAPSIBLE DESIGN - Compared with other boxes, our fireproof document box has sturdy adjustable handle, which bring a reaxed handling experience. It can be one-handed or two-handed, or one-shouldered. You can easily transfer file cabinet box around your home or office. The file box collapses down simply for easier storage when not in use. Not only can you put it in your home, office, car, storage cabinet, you can also take it to travel and various outdoor activities.

★LARGE CAPACITY LOCKING FILE BOX - 15.55*12*10.43 inches. Large-capacity file box with high-quality code lock to improve storage security. It can safely protect and store your important items. The file box not only can fit both letter and legal-size files but also can store your cash, cards, passports, albums, birth certificates, and other valuables because of 5 mesh bags we designed in the liner of the lids. And the 4 side pockets and label slots let you store other small items and labels.

Built-in front pocket for keeping suggestion forms or envelopes (not included) conveniently close by.

Locking, hinged lids protected donations.

Silver metal suggestion box keeps entries anonymous.

Collect business cards at your business

Setup a Convenient Suggestion Box

Classroom / Office Ballot Box

DISPLAY AREA : Each container has a clear sign holder on top where you can change out messages for a variety of different events and functions,It's easily removable.

VARIOUS FUNCTION : Great for donations or church events,collect suggestions from customers or employees,ballots at companies board, elections activities,or retail store.

ACRYLIC METERIAL : ​Don't bother to RETURN the product if there is any problem with it:) Acrylic is a FRAGILE material,if the box is damaged from shipping, please contact us without hesitation, we will provide you with a more convenient solution than return.

Dark mahogany finish adds warmth to any business environment

Side pocket conveniently holds entry forms

Included pen has a security chain to attach it directly to the box or the table.

VERSATILE. Great for donations at fund-raising or church events, ballots at school board or municipal elections, or suggestions from customers or employees in any business environment.

HIGH-QUALITY, DURABLE CONSTRUCTION. This 6.25" x 4.5" x 4" ballot box is made using acrylic material to provide long-term durability and use year after year. Lightweight yet very strong

CUSTOM MESSAGE. Boasting a 4” W x 6” H display area on the back panel, this box is fully customizable so you can include a personalized message while not being overdone. It's easily removable, allowing you to change out messages for a variety of different events and functions.

【High Quality Material】CACFTII fireproof document box is made of 3 layered non-itchy silicone coated fiberglass, which is not only anti-static and dust-proof, but also can withstand temperatures up to 2000℉. The locking file box has been passed by SGS TEST(UL94 VTM-0 Certified), which can effectively protect your important documents in a fire, flood, and wet weather, they will further keep your files intact. Nothing is completely foolproof, but added protection is always a good idea.

【Large Capacity】Compared with other file boxes, our fireproof file box adopts a multi-layer design. The organizer file box includes 8 passport mesh bags, 8 card slots, 4 U disk pockets, 2 mesh bags, 4 outer pockets, 1 large pocket and one main pocket. The 1st Layer contains multiple mesh pockets of various sizes which are convenient for storing cash, passports, bank cards, U disks, books and other items. The 2st layer is designed to hold both letter and legal size hanging file folders.

【Double Lock】The upper and lower boxes are equipped with independent password locks which can be used separately, equivalent to having two file boxes with lock. Inside the lower box is a removable support plate that can be assembled on demand and taken out when not needed. A must have file box organizer for your office, home, car or outdoor activities. The inside of the box is supported by PP material, which is not easy to deform, so you can easily fold or stack multiple boxes together.

High quality acrylic donation box great for Carnivals, Drawings, Fundraising and other events

Acrylic Collection box for Donations, tickets comments and suggestion

With lock and 2 keys included