Sizing: 45cm x 41cm x 7cm. Working from home essential: It helps promote good posture and healthy weight distribution for hours of comfortable sitting. Seat cushion: Get a comfort donut seat cushion. Colours: Navy blue, rose red, brown, blue and grey. Material: Pillowcase material: crystal velvet, inside material: memory cotton. Machine washable: Zipper design means the cover can be easily removed to wash, to get it looking fresh and clean. Comfort Donut Cushion | Blue | Living Social