Bodyassist Coccyx Comfort Memory Foam Seat Cushion, Ergonomic Design, Breathable Cover, for Office, Travel and HomeERGONOMIC DESIGN: Premium memory foam cushion with strategic support zones for buttocks, thighs, and coccyx area to promote proper seated posture VERSATILE USE: Suitable for multiple settings including office work, home, travel, sports events, theatre, and car seats with its portable design PRESSURE RELIEF: Features specialised coccyx cutout to reduce tailbone pressure whilst providing optimal support for extended sitting BREATHABLE COVER: Durable