Easy one-step pull and release binding packs the best tech for quick transitionsUV resistant polyethylene decking and bindings are flexible up to - 40°F (- 40°C) Light weight and strong aluminum frame features an ergonomic design to ensure comfortable and easy walks Heel lift made for comfort and ease of use for all day adventure seekers Heavy Duty Aluminum crampons, rotate freely to bite into snow and let the tails drop to shed snow ; heel crampons provide traction for heading down mild slopes Includes carry bag