🛡️ Comfort that Cares: Elevate Your Seating Experience! Ideal dimensions for standard adult wheelchairs, ensuring stability and support. Helps prevent tissue breakdown, promoting overall well-being. Egg crate structure enhances air circulation, reducing pressure sore risks. Crafted from high-density polyurethane foam for long-lasting use. Designed for diabetic and mobility-impaired patients, ensuring maximum comfort. Medical-grade foam Egg crate design 18" x 16" x 3" The McKesson Wheelchair Foam Seat Cushion is a premium 18" x 16" x 3" cushion designed specifically for wheelchair users, particularly those who are diabetic or mobility-impaired. Its medical-grade polyurethane foam and innovative egg crate design provide exceptional comfort and support while promoting air circulation to minimize the risk of pressure sores.