Window Seat Cushions

Turn your window nook into the favorite seat in the house. Every ShadeMart window seat cushion is cut to your size with 70D high-resilience foam and a removable zipper cover, in linen-look, velvet, chenille and pet-friendly fabrics. Each cushion is made to order in 1–3 business days.

Popular sizes and prices

Size 2" thick 3" thick 4" thick
18" × 36" $66.99 $71.99 $73.99
18" × 48" $80.99 $85.99 $87.99
20" × 60" $99.99 $104.99 $106.99
18" × 72" $112.99 $117.99 $119.99

Linen-look fabric. Pet-friendly crystal velvet is about $5 more per size. Any other size: use the custom option on the product page.

FAQ

How do I measure a window seat?

Measure the seat surface side to side and front to back at a few points and use the smallest number. Our measuring guide walks through it, and window seat cushion sizes lists the most common dimensions.

How thick should a window seat cushion be?

3" is the most popular for everyday sitting; 4" feels plush for reading nooks. See how thick should a bench cushion be.

My size is not listed. Can you make it?

Yes. Use the Custom Window Seat Cushion page, enter your width and length, and you will see your price instantly.

What fabric is best with cats or dogs?

Our pet-friendly crystal velvet resists claws and sheds hair easily. More in best window seat fabric for cats and dogs.

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