1 Pcs Inflatable Air Seat Cushion for Wheelchair, Car, Office Chair Material: Polyester fiber + Lycra Size: 46 x 41 x 30 cm Operating Temperature: -25°C to 70°C Color: Black, Gray, Blue Quantity: 1 Piece Package Includes: 1 x Inflatable Cushion - Long-lasting comfort: Specially designed to provide extra support for hips and back with 42 plump 3D air cells covered in breathable Lycra fabric. Offers excellent lumbar support, helping distribute sitting pressure up to 30%, reducing pain and discomfort. - Ergonomic design: Compared to foam cushions, this inflatable seat cushion is durable and adjustable. Easily inflate to desired firmness or fully inflate for maximum support. - Breathable and dry: Advanced design promotes air circulation. When one air cell is compressed, air flows to surrounding cells, reducing heat buildup and the sticky feeling from prolonged sitting. Helps prevent discomfort from sedentary use while supporting proper posture. - Anti-slip base with highly elastic Lycra: Made with smooth, skin-friendly Lycra fabric that is soft, wrinkle-resistant, and allows hips to breathe. Bottom features over 40,000 anti-slip particles for strong grip on chairs, wheelchairs, and car seats. - Portable and versatile: Lightweight and easy to carry when deflated. Ideal for use on car seats, wheelchairs, office chairs, computer chairs, home seating, or during travel on airplanes, buses, trains, and subways.