Derby Originals 600D 210T West Style Horse Turnout Winter Blanket, 300g, Black 96" Winter turnout or stable blankets, waterproof and breathable. West style leg straps - now rare to find. Outer shell 600D Heavy duty Nylon with Rip-stop weaving coated in waterproof Teflon. No back seam. Insulation 300GMS of Poly fill for winter cold with Inner lining 210T Nylon for durability, breathability and moisture-wicking.