24 x 24 Deep Seating Chair Cushion Set - All-Weather Spun Fabric

In this review of the 24 x 24 deep seating chair cushion set, the bottom line is simple: this set is for anyone who wants a thick, comfortable outdoor cushion that looks fresh and withstands regular patio use. The reviewer found the combination of a 4 in foam seat and a pillow back filled with hospitality-grade fiberfill delivers immediate comfort and visual appeal, while the 100% spun polyester fabric balances softness with weather resistance. If you need a straightforward replacement cushion for standard square deep seating, this set earns attention for its build and feel.

Key Features

• Foam-filled seat: The 4 in poly foam insert provides substantial, supportive cushioning that holds its shape under regular use.
• Pillow back comfort: The sewn-seam pillow back is filled with hypoallergenic hospitality-grade fiberfill for a plush, easy-to-fluff backrest.
• Durable fabric: Woven 100% spun polyester offers water-resistance and colorfastness so the cushion retains appearance outdoors.
• Easy maintenance: Spot clean with mild soap and water and air dry to keep the fabric looking fresh without complicated care.
• Zippered seat cover: The bottom cushion has a zipper closure that makes the foam accessible for inspection or replacement if needed.

Who It's For

The set is ideal for homeowners with standard square deep seating chairs who want a thick replacement cushion that combines comfort and weather-ready fabric. People who value a plush pillow back and a firm seat for prolonged outdoor lounging will appreciate the hospitality-grade fiberfill and 4 in foam support.

Shoppers with curved or custom-shaped seating should look elsewhere, because the 24 x 24 foam seat is designed for straight-edged frames and may not conform well to rounded seats. Also, anyone expecting fully waterproof performance or machine-washable covers should plan to store or cover the cushions during heavy weather and spot clean as recommended.

Pros & Cons

Pros

• Comfortable combination of thick 4 in foam seat and plush pillow back for support and softness.
• Fabric is colorfast and water-resistant, helping maintain vibrant appearance outdoors.
• Well made with zipper on seat cushion and sewn-seam pillow back for durable construction.

Cons

• May not fit properly in curved seating because the foam seat is square and firm.
• Not intended as a fully waterproof or machine-washable solution; spot cleaning is required.

Specifications

Set components	1 foam seat cushion and 1 pillow back cushion
Seat dimensions	24 in x 24 in x 4 in thick
Pillow back size	24 in x 20 in
Seat fill	4 in poly foam insert (zipper-closed cover)
Back fill	Hypoallergenic hospitality-grade fiberfill (sewn seam)
Fabric	100% spun polyester, water-resistant and colorfast
Manufacturer	RSH DECOR, made in Upstate South Carolina

Our Verdict

This 24 x 24 deep seating cushion set is a solid choice for standard patio chairs that need a comfortable, durable replacement. The thick 4 in foam seat and plush pillow back offer a balance of support and softness, while the spun polyester fabric keeps colors vibrant outdoors. For straight-edged seating and buyers willing to spot clean and store cushions in bad weather, this set represents good practical value.

Frequently Asked Questions

Will this fit my deep seating chair?
Measure between the chair arms and from the seat base to the top of the back; the seat is 24 in x 24 in and the back is 24 in x 20 in, subtract 4 in from back height to allow for the seat thickness.

Can I machine wash the covers?
No, the recommended care is spot cleaning with mild soap and water and air drying to preserve fabric integrity and colorfastness.

Is the fabric waterproof?
The spun polyester is water-resistant and colorfast but not fully waterproof; cushions should be covered or stored during heavy rain or prolonged inclement weather.