This ergonomic seat cushion from Kensington has been designed for additional support and comfort during long periods of sitting. The high density memory foam helps to provide structural support and it has been independently tested, confirming its ability to provide support and maintain thickness beyond 80,000 uses. Designed to help promote healthy posture, improve circulation and provide tailbone and lower back support, it has an anti-slip backing and a carrying strap for easy transportation. "Spend over £50 on Kensington SmartFit® Wellbeing Products and claim a FREE Premium Desk Mat. Available from 01/04/2021 - 30/06/2021 or whilst stocks last."