The StormBreaker is perfect for unclipped horses throughout the winter, or clipped horses in the mild winter and autumn weather, as it is waterproof, breathable and tough, with 330g of polyfill insulation. Fantastic value for the money!! Features include: ShireTex 600 denier outer, an anti-rub lining around the shoulder and chest area, double breast straps, low cross surcingles, leg straps, tail flap, shoulder gussets, and no central seam.