Atlas - 36 Series Trailbreaker (Sage) - Men's: This series offers increased flotation, mobility, and Spring-Loaded action for winter travel in deep snow. Easton 7075-T7 aluminum frames, now over 33% lighter and stronger. Abrasion resistant Nytex decking. Spring-Loaded suspension ensures balance and eliminates shin banging, heel twist, and ankle pressure while traversing. Versatile ratchet-buckle system works with mountaineering and other large volume boots. Comfortable binding system is separately molded for the right and left feet delivering superior fit. Aluminum toe crampons for climbing and stainless steel heel crampons for gripping on the descent. 294 square inch surface area. Weighs 4.47 lbs/2.03 kg. Handles a load of 220 to 300 lbs.