arpet underlayment made from sponge ,and the density 60240kg/m3 ,and Thickness is 420mm Width 1.37-1.83m.Length as per customer request, backing film paper and non-woven.Its Fire-Retardant, Waterproof, Antibacterial, Anti-fouling, Keeping off moisture
Keeping off sounds, It makes your carpet more flexible, comfortable and also durable.