INSMART Booster Seat Cushion,Pressure Relief Seat Cushion for Long Sitting Hours on Office Home Chair, Car, Wheelchair,for Tailbone & Back Pain Relief,Black Gray hot water rinsing is clean

water rinsing is clean

Note: The color of the picture and the real thing may have color difference

low noise and energy saving

7in(22-40cm) Double users mode & 240 sets memory function Dual power supply-4 AA batteries or USB charging

perfect for dry seasons or screen-time eye relief

INSMART Booster Seat Cushion,Pressure Relief Seat Cushion for Long Sitting Hours on Office Home Chair, Car, Wheelchair,for Tailbone & Back Pain Relief,Black Gray hot water rinsing is cleanINSMART ergonomic seat cushions are scientifically designed for people who sit for long periods of time. With its unique 5 zone support and hollow ventilation system, it not only relieves pressure on the coccyx, hips, and back, but also keeps you comfortable and cool. Made of high quality slow rebound memory foam, it can provide lasting support whether you work in the office, drive or relax at home. Five Zone Pressure Distribution,No Fatigue After