Coccyx Pain Relief Memory Foam Donut Ring Orthopedic Seat Cushion for Office & Wheelchair Coccyx Pain Relief Memory Foam Ring Chair Seat Cushion Pillow FG05 Features:material Made From Memory Foam And Cotton, With Good Resilience.perfect For Using In Your Car, At Home Or Office.suitable For Buttock, Piles, Anus, Prostate After Surgery, Or Pregnant Woman, Sedentary People Etc.reduce The Pressure, Comfortable.good For Your Health, Go On A Health Life.easy To Clean, Removable Cotton Cover.specification:material: Memory Foam+ Polyester + Cottoncolour: Bluegreypurplesize: About 36*30*7cm/ 14.17*11.8*2.75inchpackage Included:1 X Memory Foam Seat Car Chair Cushionnote: For Different Monitors, The Color May Vary Slightly. Besides, Please Allow Some Errors Of Manual Measurement, Thank You For Your Understanding