Final SALE: For safety reasons, we cannot accept returns on load-bearing Climbing equipment. Sorry for being so mean. Features of the Petzl Irvis Flexlock Crampon Crampons Are lightweight, thanks to a thinner frame, and compact for easy transport Available with Leverlock Universel in order to attach to all types of boots Two wide front points ensure solid purchase in Snow AntiSnow system, included with crampons, limits Snow buildup in any Snow conditions