Derby Originals 1200D Nylon Horse Stable Blanket with Belly Wrap 300g Insulation Closed front Extreme Winter Blanket . Only for Stable use. Outer Shell Heavy Duty 1200D tough breathable nylon. With adjustable belly band. See close up photos. 300 grams of poly fill heavy insulation to ensure warmth through the cold season. Soft nylon 210T breathable nylon lining. Replaceable adjustable leg straps.