... ventenation structure etc. It has been widely used in the industry of mattress, sofa , car seats and back cushion etc.The products is ... light weight, no smell, no noise, its suitable to be used in the field of Elderly apartments, tended bed , childrens bed ... Custum may choose our products accoring their favorite. The material used for our products is Eco-friendly material, smellless, non-volatilization ...