🛋️ Sit Smart, Live Better! Enjoy a breathable design that keeps you comfortable all day long. Non-slip silicone base keeps your cushion in place, even on smooth surfaces. Relieves back pain while providing the perfect balance of firmness and softness. Two-layer construction ensures your cushion won't flatten out over time. Experience unparalleled support with our extra-large memory foam cushion. Breathable cooling gel foam Non-slip silicone base Extra-large size (19"x17"x3") The Extra-Large Memory Foam Seat Cushion is designed for ultimate comfort and support, measuring 19"x17"x3". It features a breathable cooling gel top layer, a durable two-layer design that resists flattening, and a non-slip silicone base to ensure stability on any surface. Ideal for office chairs and wheelchairs, this cushion helps relieve back pain while being machine washable for easy care.