Ergonomic design provides complete and responsive support for waist while seatedMade of unique sponge prevents distortion and aims for lifelong applianceDetachable cover for easy cleaningAdjustable strap holds cushion firmly in place for most chairsSize : 380 x 305 x 90 mm ( 15˝ x 12˝ x 3.5˝)Ergonomic design provides complete and responsive support for waist while seated Made of unique sponge prevents distortion and aims for lifelong appliance Detachable cover for easy cleaning Adjustable strap holds cushion firmly in place for most chairs Size : 380 x 305 x 90 mm ( 15˝ x 12˝ x 3.5˝)Brand: AIDATAModel: BS001Brand : AIDATAType : Chair AccessoriesColor : Black