5/A Baker Medium Weight 200 Gram Turnout Blanket is both waterproof and breathable. The warm 5/A Baker®Medium Weight Turnout has 200 grams of Curvofil IV insulation.This is certainly one of the warmest and most versatile winter 5/A Baker blanket. Its features include gusseted shoulders, fleece withers, bias surcingles, elastic leg straps and a tailpiece. The outer shell is a 1,500-denier polyester rip stop fabric that can take an incredible amount of abuse while the satin smooth lining polishes the horse's coat. A waterproof/breathable membrane bars water penetration yet allows water vapor from perspiration to pass through to the outside. The horse stays warm, dry, and comfortable.