All conditions, any forecast — this boot keeps you warm and dry without weighing you down. It's waterproof, with sealed seams and a gusseted tongue to keep weather out. You don't have to worry about getting the synthetic nubuck uppers wet, and the 200-gram insulation keeps you toasty without overheating. Finishing touches include a soft, faux shearling lining around the collar and the all-day cushion of dual Crocs comfort. Tough on weather, light on your feet — that's the Crocs A llc a st ii difference.