43cm x 43cm x 8cm (17" x 17" x 3.1").
Memory Foam Seat Chair Cushions Ergonomic Posture Support for Coccyx Sciatica UK
POOTACK Seat Cushion, Memory Foam Office Chair Cushion，U-Shaped Premium Support Chair Cushion Chair Pad for Home Desk Gaming Chair Office Desk Car Seat Use
Memory Foam Seat Cushion, U-Shaped Ergonomic Chair Pad for Pressure Relief & Tailbone Support, Non-Slip Coccyx Cushion for Office Chair, Gaming Chair, Car Seat & Desk Use, Breathable Mesh Cover, Black
POOTACK Premium Seat Cushions Memory Foam Office Chair Cushion for Office Chair/Gaming Chairs, Car Seat Cushions with Removable Breathable Cover, Anti-Slip Bottom
POOTACK Seat Cushion, Office Chair Cushion with Full Support, Memory Foam Desk Chair Cushion with Support Design, Non-Slip Back Seat Cushions for Professional Office, Home and Driving
Ring Chair Seat Cushion Memory Foam Seat Cushion Office Chair Cushion Washable
