Material description:
Special durable membrane raincoat fabric "Membrane-WPL":
ISO811 watertightness: 1981: more than 5,000 mm. water column
vapor permeability according to ASTM E96: 1995: more than 6000 grams / sq.m. / 24 hours
vapor permeability according to GOST 22900-78: 3,21 mg / sq. cm / hour
color: dark steel (dark gray)