... . Soft, just very sexual. Fine, expansion. Isotropic, anisotropic. Filtration, breathable waterproof. Flexible nature stiffness. Light, loose and warm. Thin as onion skin ... . Ironing, sewing, molding. Flame retardant, antistatic. Permeable, waterproof, wearable, fleece sex. Fold-resistant, flexible, high-moisture, water repellency. 1. Light: the polypropylene ...