Ikea Poang Chair Cushion, Isunda Gray (Cushion Only) Cotton The cover is easy to keep clean as it is removable. Width: 22  " (57 cm) Height: 5 " (13 cm) Length: 32 " (81 cm) Weight: 5 lb 12 oz (2.62 kg) Total composition: 33 % cotton, 25 % linen, 22 % viscose/rayon, 20 % polyester