Specifications:

200*300 * 30CM polyurethane density 16

200*300 * 30CM polyurethane density 20

200*300 * 30CM polyurethane density 25

200*300 * 40CM polyurethane density 16

200*300 * 40CM polyurethane density 20

200*300 * 40CM polyurethane density 25

200*300 * 50CM polyurethane density 16

200*300 * 50CM polyurethane density 20

200*300 * 50CM polyurethane density 25