Ready for an adventure? This protective boot will take care of all your comfort and necessities. Featuring a removable multi-layer inner boot system on a form-fitting height with locking snow collar. The AirGrip with Polar rubber contact points, while the Superlite shell ensures protection. The waterproof nylon and leather upper supports the inclimate weather of temperatures rating of 5ºC/41ºF to -50ºC/-58ºF.