About this item Pressure Relief: Featuring 49 air cells, this pressure relief cushion for bottoms redistributes weight, reduces pressure on the tailbone, coccyx and lower back, and promotes circulation perfect for office, driving or wheelchair use Dual-Layer TPU Airbags: Made of upgraded TPU, this inflatable cushion offers high elasticity, softness and durability. Dual air valves prevent leaks for longer inflation, while the non-slip rubber base keeps the seat pad stable and secure Adjustable Firmness: Control your comfort by adjusting air levels about 60% inflation provides optimal support. Use the included air pump or manual pressing for precise firmness, making this travel seat cushion ideal for car driving, airplane, or desk chair Breathable & Cooling Surface: The high-elastic Lycra fabric on top is breathable, anti-wrinkle, and easy to clean. The airbag design acts as an insulation layer, preventing heat buildup and keeping your coccyx cushion cool, dry and comfortable even after hours of sitting Portable & Multi-Purpose: Sized 40 40cm, this inflatable seat cushion fits most chairs great for office chairs, wheelchairs, travel, postpartum recovery, or hemorrhoid treatment. Comes with a storage bag for easy carrying, offering comfort anytime, anywhere | Nordara 49 Cells Inflatable Travel Airplane Seat Cushion Portable in Black