Best Square 18 Inches Throw Pillows in 2026

Delicate Craftsmanship: Detailed with smooth hidden zipper in a matching color for a seamless look, the solid throw pillow cases have ample pockets to allow placing the pillow insert in without struggling or tearing the pillow cases.

Perfect Accent For Home: Soft and comfy to touch, these plush cushion covers work equally well in the bedroom and living room. They're chic and comfortable layers on a sofa, chair or bed that add instant luxury to your decor.

Material: Sewn of 100% Velvet.

Made of durable THICK Polyester linen cloth material

This cushion cover has an invisible zipper, Pattern available in both sides.

Machine Wash Cold Separately, Gently Cycle Only, No Bleach.

【 Premium Material 】- Made of upgrade polyester. Premium fabric is thick and smooth, brings the great handfeel. Fresh up your old pillows with Phantoscope noble velvet pillow covers.

【 Hidden Zipper 】- Invisible zipper is designed for easier insertion and replacement of throw pillow,while keeps the elegant look and long-lasting usage. Great stitching enforces the durability of the zipper.

【 Package & Size 】-2 packs of 18 x 18 inches / 45 x 45 cm pillow cases are included. Pillow covers only, NO INSERTS. A little bigger size of insert is suggested if you prefer the fluffy visual.

Size:18 x 18 Inch / 45 x 45cm.Suitable for home decor,sofa,bed,home,office.Please allow 1~2cm deviation because of hand-cutting and sewing.

Due to the production process, pillow covers in different light intensity and angle, the surface will produce plush silver reflective, so that the products exhibit different colors, this is a normal phenomenon, and not the product quality problems. Color may be different in different light or on different screen.

Material: Velvet fabric, Very soft.

★ONLY THROW PILLOW COVERS(NO INSERTS INCLUDED) - spruce up your space with our timeless farmhouse style pillow covers, they will add cozy,rustic and elevated.

★ Fabric Used - Made of natural linen, front & back are same fabric and end with an invisble zipper - no harmful chemicals used in production.

★ Perfect for Linen Fans - Linen pillow covers are easy to care for and always feels fresh to the touch.if your are fans to linen,well then these pillow covers are perfect for you.

ADD STYLE TO YOUR AREA: Rich Solid Color Throw Pillow Covers, Brings Luxury Look to Your Home Decorative, Bed, Sofa, Couch, Chair, Car, Patio, Farmhouse, Bedroom, Office, Indoor & Outdoor, Etc

COZY SOFT METERIAL: These Decorative Pillow Covers Are Made of Durable Poly Velvet,Comfortable and Super Soft Touch, Grade A, High Class, Both Sides Same

HIGH QUALITY: The Cushion Covers Color is Matched with The Invisible Zipper. Disassemble Freely, Convenient to Change. The Color of Fabric is Beautiful and without Color Fading

Size:18 x 18 Inch / 45 x 45cm.Suitable for sofa,bed,home,office.

Material:Polyester.

Zipper is hidden.This pillow cover is very noble.

A soft and comfortable throw pillow covers set that’s easy to mix and match with other solid-colored or patterned cushions

Durable and lush faux wool feels ultra soft against your skin. Available in many colors and sizes– choose your favorite.

Size:18 x 18 Inch. Package includes 2 cushion covers ONLY.

Fabric are made by white cotton canvas

The pattern is only on the front side,cute animal embroidery pattern

Measures 18 inches square, 45 x 45 cm

Please note：Pillow cover only, pillow insert are not included. including 4 pack pillowcase.You can DIY whatever you like on the pillowcase.

Material:Made of Cotton, soft ,comfortable and durability.Size: 18 x 18inch/ 45 x 45cm(1-2cm deviation because of hand-cutting and sewing).

Easy care:Machine washable in cold water.Tumble dry on low. Note:Do not use bleach or softener. These pillowcases are made of cotton,cotton will fade easily in the sun,not suitable for outdoor

Material: Made of high quality durable polyester and cotton blend.The fabric feels durable and soft, breathable and natural throw pillow covers more suitable for your family to use multiple seasons.

Size: 18 x 18 inches/45 x 45 cm square, fit for most square pillows.Suitable for outdoor and indoor, living room, bedroom, sofa, car, party, balcony, patio, etc.

Invisible Zipper:The buffalo plaid pillow cover with smooth long Invisible zipper for easy and convenient to change insert,and the zipper is not easy to break.

SET OF 4: Includes 1 beige velvet pillow + 1 teal velvet pillow + 1 yellow velvet pillow + 1 orange velvet pillow

COVERS ONLY: 18 x 18 inches (approx. 45 cm). Pillow inserts NOT included

SIGNATURE PILLOWS: If you love color, don’t settle for just one. These color block style pillows are sure to become one of your favorite items in your home!

Embroidery; throw pillow cover 18 x 18 inches ( 18"x18" ), natural, simple, fashion, luxury, square decor; single-side design; zipper is hidden; White Cotton Fabric

Packing; new 1 pc pillowcase ( shell ) 18 by 18 inch. No inserts

Designed with pretty patterns; Brings gorgeous look to your home decorative, Living Room, Couch, Bed, Sofa, Loveseat, Car, Patio, Bedroom, Office, Seat, Floor, Bench, Shop, Toss, Indoor, Chair, Etc

✔Keep your Square Throw Pillow clean and against scratch, finger marks.

✔Coastal Pillow Cover,used for 18 x 18 Inches Pillow Inserts (pls note:Inserts are not included and the pattern paint one side only).

✔4pcs ocean pillow covers include seahorse、Sea turtle、octopus、whale，Easy to match your sofa, couch & other pillows.Soft and durable for both indoors (living room, office,bedroom, etc.) and outdoors (patio,car etc.).

Made of durable cotton linen cloth material

Measures 18 inches square, 45 x 45 cm

This cushion cover has an invisible zipper

Measures 18 x 18 inches/45 x 45 cm square, fit for most square pillows. 2 Pack, easy to change and wash. (Note: Covers only, pillow NOT included)

Material – Durable and thicker polyester linen material, soft, breathable and natural throw pillow covers more suitable for your family to use multiple seasons.

Invisible Zipper – Designed with a conceal zipper, more beautiful and practical. Exquisite sewing, hardly visible thread ends.

Package includes: a set includes 4 pieces of tartan linen pillow covers, each measures about 45 × 45cm/18 × 18 inches, suitable for most square pillows

Material and color: the pillow cover is made of eco-friendly material, linen, which is durable and light weight, easy to wash and dry fast; the color is classic black and white plaid, which is elegant and stain-resistant

Classic design: the pillow cover adopts the classic large lattice pattern design which is composed of two main tones, black and white, fashion and classic, not easy to be outdated; can be used as decoration for your family, add more color to your home

[Modern Simple Design] Pillow covers with a modern but simplistic aesthetic, will blend seamlessly with your room’s décor. This will protect your pillow whilst looking beautiful in a range of environments.

[Multipurpose Use] Perfect for decorating any bedroom, living room, guest room, dorm room, kids room or party, office, restaurant, café or car. It can be used on the sofa when watching TV or reading, or in bed while sleeping or resting. It can add a touch of style to your living room, office or business.

[High Quality] These pillowcases are made of a high quality 100% polyester material, perfect for everyday use.

Material & Package: 2 pcs pillow covers made of premium corduroy. NO INSERT.

Exquisite Chic Design: Unique striped pattern adds cuteness to these pillow covers. It's a nice gift for your families and friends.

Softness & Durability: The soft fabric is silky hand-feel, can keep you feel comfy and cozy. The cases are well made without loose threads and tightly sewn stitching. A great support for you to lean or lay on.

Bring life to an old pillow with this classic boho pillow cover!

Cover only, insert is Not included.

Composition: 80% polyester, 20% velvet. (Same fabric for back).

Measures 18 inches square, 45 x 45 cm

This cushion cover has an invisible zipper

the pattern is only on the front side

Material: Made of 100% high quality polyester, slightly shiny texture. Quality fabric, thick and durable, hide your old pillow patterns perfectly.

Size: 18x18 inch/ 45x45cm(1-2cm deviation). Package contains 2 pieces of pillow covers, NO PILLOWs INCLUDED.

Craftsmanship : use color coordinated hidden zipper closure for an elegant look. Tight zigzag over-lock stitches to avoid fraying and ripping.

Made of Durable and Environmentally Friendly Linen Materials. Keep your Square Throw Pillow clean and against scratch, finger marks.

Decorative Cushion Cover, used for 18 x 18 Inches Pillow Inserts (pls note: Inserts are not included and the pattern paint one side only).

4pcs pillow covers, Easy to match your sofa, couch & other pillows.Soft and durable for both indoors (living room, office, bedroom, etc.) and outdoors (patio,car etc.).

Contains: Brand New 2 PCs Square Covers/Shells 18 X 18 Inches (45cm X 45cm), No Filler/Insert

Solid Color Durable Poly Fuzzy Corduroy Stripe Design, Cozy & Supersoft Touch, High Class, Both Sides

Ultra Soft Feel, Brings Warm and Modern Look To Your Home Decorative, Living Rooms, Bedding, Kitchen, Sofa, Couch, Bench, Car, Toss, Chair, Bedrooms, Offices, Etc

Material: Made of premium velvet, super plush and soft comfortable ,skin-friendly for kids and pets, The fabric will exhibit different colors as it catches light in different angle.

Product Dimension: 18 x18 inch/45 x 45 cm (Please allow 1~2cm deviation）2 pcs cushion covers, No inserts.

Decoration: Soft and comfy to touch, multiple vibrant colors for your preference. The accent pillow covers bring gorgeous looking to your home, living-room, bedroom, kitchen,car, patio,farmhouse, chair, and even office. Also, the Christmas gifts for families and friends.

4 Pack Throw Pillow Covers/Shell (inserts are not included!)18 x 18 Inches around (45cm x 45cm), 1~2 cm deviation is allowed due to hand-cutting and sewing

Easy to Put On: Hidden zipper design, easy to remove and wash, durable and not easy to damage. The pillow core is very easy to install, the details are perfect

Material: AlMaterial: All of the pillowcase are made of cotton linen, soft burlap and very healthy and eco-friendly; the pattern is printed on the front and the other side is natural burlap colorhe pillowcase are made of cotton linen, soft burlap and very healthy and eco-friendly; the pattern is printed on the front and the other side is natural burlap color

EMBROIDERY not a print. Your starfish pillow features beautiful navy blue & teal embroidery with raised pattern and exquisite touch. The detailed embroidery adds rich texture & elegant design. The embroidered pattern is on one side & solid white color on the other side. PILLOW INSERT NOT INCLUDED.

BEACH THROW PILLOW CUSHION COVER: Square 18x18 navy blue & teal embroidery on a white cover. Ocean themed cushion cover. Slip cover is hypoallergenic and contains no filling or stuffing inside. Designed to stuff or slip over your own home decor pillows. PILLOW INSERT NOT INCLUDED.

DECORATIVE PILLOWS FOR COUCH OR BEDROOM are machine washable: This nautical ocean pillow cover features an embroidered starfish. It is made of sturdy fabric and will not fade or ball due to wash or use. Machine or hand washable.

Fabric: Eco-friendly, Light-weighted and Durable Cotton Linen Materials

Size: 18" x 18" (±1-2cm Allowance), Attractive Pattern Printed on One Side

Hidden-Zipper Design to Make Inner Core Removable, Machine Washable

Please Note：This is just one pillow case, there is no pillow included. You can search ASIN: B07S5QCZVP to buy it. Hidden zipper.

Size: 18" x 18" / 45cm x 45cm (Manual Measurement, 1-2cm deviation is allowed), Material:Burlap Material,

The print pattern is just ONLY available on the front side, the back side is cream not White and WITHOUT PRINT.

【Danish Design Concept】Bring a divine level of coziness for your home with this boucle decorative throw pillow cover - Castello. A trendy yet timeless loop detailing texture - soft to touch and comfy to hold.

【Durability】Achieving high Martindale cycles (Tested in SGS verified labs), Castello is not only aesthetically versatile, but also has increased functionality for home life.

【Good Handfeel】Made of “Artificial Wool” - Acrylic Fiber, Castello provides an extra cozy feeling in comparison to normal poly couch pillows. (Note: This pillow cover would not be as soft as wool cushion covers due to the 3D boucle effect, please notice that before purchase)