Size: 90*90 cm (single) 90*140cm (double) Color: green, pink, gray, purple, blue, yellow Thickness: 0.3 cm Style: plain Shape: rectangle Weight: 5.5kg single, 7.5kg double Pillow: 30*45 cm Materials: External: polyester 65%, cotton 35%(antiseptic) Internal: PVC plastic Package of Gelatin: non-woven fabrics (polyester) Main componets of Gelatin: water absorbent polymer, glycerine, cellulase, water, antiseptic Functions of product: the phycical cooling which can make the surface temperature of human body lower 2-3 degree, resulting in cooling and saving energy.