https://www.burton.co.uk/product/living-and-home-100-x-45cm-computer-chair-cushion-with-non-slip-straps_p-69b9e99a-425a-4270-bc83-397e6dfd8b06£colour=Grey&size=One%20Size

Our Livingandhome cushions are made of high-quality fabric to protect your spine and bottom from the cold in winter. Soft and fluffy, it won't lose its shape over time. The semi-enclosed one-seat cushion is very suitable for people who sit for long periods of time, effectively reducing the discomfort caused by sitting for long periods of time. It helps relieve sciatica, tailbone and back pain. The ultra-soft chair cushion provides excellent back support and relieves common symptoms caused by weight pressure. It features a non-slip bottom and straps to keep it in place. Safe and reliable. Perfect for reading in bed, watching TV, curling up on the couch, sleeping upright to support leg arms and back lift or any type of bed rest. | Living and Home 100 x 45cm Computer Chair Cushion with Non-Slip Straps in Grey - Manufacturers part number: Living and Home_0033616731037