The Summer Typhoon is a top quality lightweight turnout rug with a ShireTex 1200 denier waterproof, breathable, rip-stop outer, and a comfortable cotton lining. The Summer Typhoon also has cross surcingles, shoulder gussets, tail flap and quick fastening, fully adjustable breast straps. ShireTex 600 denier outer Waterproof Breathable Rip-stop