This is a 340T semi-dull nylon sateen waterproof dyed fabric.It is a 100% Nylon fabric with a weight of 145g/m2 and a usable width of 58/59", presented as a dyed fabric. Its main construction features are a sateen weave combined with a waterproof finish. The item number is #25090039.This 340T semi-dull nylon sateen fabric is soft in texture with a smooth, lustrous surface. It also offers excellent abrasion resistance, tear resistance, and waterproof properties. We commonly use it for manufacturing windbreakers, outdoor apparel, and similar garments.