About Size: Seat 23.5×25.5×5", Back 23.5×19". Be sure to measure your chair seat before buying; if size difference is over 0.5", think twice. Designed to add comfort and a fresh look to your chairs. Assembly is required Waterproof & Durable: Made of 100% polyester, this breathable, UV- and fade-resistant cover keeps your cushion looking fresh outdoors. Hidden zippered design allows easy cleaning and replacement while maintaining a seamless, polished look Upgraded Cushion & Pillow: The seat cushion is made of 100% polyurethane foam for soft, supportive comfort that relieves pressure and enhances relaxation. The pillow is 100% polyester. Cushions arrive compressed—let sit 24h to fully regain shape Non-slip Ties & Piped Edge: Keep your outdoor cushion securely in place with easy-to-use ties. Reinforced piped edges add durability and a stylish finish, so your seating stays comfortable, neat, and inviting Wide Use & Tips: Add cozy comfort to your garden, patio, balcony, or deck. These deep outdoor cushions fit loveseats, sofas, and seating sets, making your outdoor space more inviting and relaxing Each individual cushion includes two covers, one pillow insert, and one seat foam.