The toughest of the Tempest Plus turnout rugs, offering 300g heavyweight protection for cold temperatures. Key features: ShireTex® 1200 denier ripstop, waterproof and breathable outer with taped seams, fully lined, 300g polyfill, adjustable buckle chest straps, adjustable cross surcingles and fillet strap, integrated leg strap loops, tail flap. WarmaRug Compatible - Upgrade this rug's warmth rating using separate rug liners in 100g or 200g. PFC-free outer ? ShireTex® outer offers sustainable weather protection without the use of environmentally harmful PFCs.