PETZL Irvis Antisnow

System included with crampons that limits snow buildup under the crampons in any snow conditions. ANTISNOW features an original construction. Made of durable, bi-material, dual-density polymer, this is a flexible, high-performance anti-bott system that limits snow buildup of any type under the crampons. Features: - Very efficient against snow-balling in any type of snow - Bi-material and dual-density, for great durability and efficiency Available in two versions: - For IRVIS crampons as of 2016 - For VASAK and SARKEN crampons as of 2016 Specifications: Material(s): polymer