"Back and seat double booster cushion designed to give ultimate comfort and support in your armchair Hinged to give you 4"" height on the seat whilst the back is 3"" thick for superb support Makes getting in and out much easier and safer Super-thick fibre filling, to give a new lease of life to soft or sagging chair cushions Use in your car for extra height and comfort Easily folded Mink or Green Size: 20 x 20 - Chums Luxury Back & Seat Booster Cushion in Terracotta"