EXOspikes(TM) footwear traction sets a new standard for versatile winter traction that delivers true cross-terrain performance for trail runners and hikers. Designed to take a beating, EXOspikes(TM) introduces an industry-first TPU Traction Matrix that is more lightweight and abrasion resistant than steel, and enables users to take on a mix of terrain and conditions-including frozen mountain trails, icy roads, and everything in between. EXOspikes(TM) combine more than two decades of winter traction technology and experience, and embody the high performance, reliability, and safety outdoor enthusiasts expect from Kahtoola.Best Use: Trail running, hikingTerrain: Mountain trails and roadsConditions: Ice and packed snow, dirt, mud, rocksFootwear: Trail running and hiking shoesProduct Features Spike DesignTwelve integrated spikes per foot deliver three levels of traction. Tungsten carbide tips bite into ice and packed snow, aluminum steps grip uneven surfaces, and TPU lugs dig into loose terrain.TPU Traction MatrixAn industry-first TPU Traction Matrix is extremely durable and more abrasion resistant than steel. The open design quickly sheds snow and adapts to a wide range of flexible footwear.Reinforced EyeletsUsing a patented eyelet design, tough TPU inserts reinforce key stress points, allowing the elastomer harness to be lighter and stronger.Integrated Toe BailUsing the same technology and TPU as the reinforced eyelets, an integrated toe bail provides added security and prevents the toe from pushing through the front of the elastomer harness.Raised Heel TabAllows for easy pull-back and removal.Elastomer HarnessA new TPE elastomer harness geometry optimizes fit and allows for easy entry. Low-profile and highly durable, it remains stretchy in cold temperatures, down to -22AdegF (-30AdegC)EXOspikes (TM) Footwear Traction Specs:a 12 spikes per foot (on all sizes)a 0.29-inch spike length (1 cm)a Tungsten carbide tipsa Weights per pair:Extra Small: 6.6 oz (188 g)Small: 6.9 oz (196 g)Medium: 7.3 oz (208 g)Large: 7.8 oz (220 g)Extra Large: 8.1 oz (230 g)a Pack size: 5.75 x 3 x 2 inches (34.5 in3)a 2-year warrantya Tote sack includeda Care Instructions: Wash with lukewarm water and air-dry (do NOT dry with heat). Ensure the product is clean and dry before storage. Inspect before each use.