The Grivel G22 Plus EVO Crampon is the lightest replaceable dual point tech crampon. New EVO bindings uses 12mm webbing instead of 14mm to reduce weight and bulk, and features a host of individual upgrades to improve the fit and ease of use. Cramp-o-matic bindings for C3 boots. Mono-Rail tech distributes pressure evenly among all 12 points Cramp-o-matic step-in bindings are quick and easy to put on Safety straps on front bales prevent total loss of crampons Front and rear anti-balling prevent snow from building up Semirigid antibott design is both CE and UIAA certified