Heightening Seat Cushion: Adds height and comfort to car seats for better vision Adaptive Car Seat Cushion: Designed to adapt to the shape of car seats for long-term comfort and tailbone pain relief. Memory Foam Tailbone Cushion: 3D U-shaped design reduces pressure on coccyx and provides pain relief for tailbone. Cloud-like Driving Seat Cushion: Composed of entirely slow rebound memory foam for a comfortable, floating sensation while driving. Secure Anti-slip Car Seat Cushion: Double anti-slip design keeps cushion in place during long drives. Multi-use Car Seat Cushion: Could be used for car seats, home seats, office chairs, wheelchairs and more Durable Memory Foam Car Seat Cushion: Slowly rebounds to original shape after each use for long-lasting comfort.