a Our best-selling crampons a Optimized fit for all types of boots with the new universal binding design a Flexible linking bar and pre-shaped front platform adapt precisely while walking a 12 points deliver a high level of performance on technical terrain a Easy size adjustment requires no tools a Dynamic anti-balling plates prevent snow build up a Carrying case included The Stalker crampon provides a precise fit on modern mountaineering boots and technical performance that only a true 12-point crampon can deliver. It is an excellent choice for safe travel in the mountains. Traditional chromoly steel construction is proven to stand the test of time and the universal binding with thermoplastic harnesses wrap around the boots and are secured by strong polyester straps. Dynamic anti-balling plates prevent snow build up.