Crampons Traction Cleats Ice Snow Grips with 19 Spikes System Safe Protect for Walking, Ice Fishing, Climbing and Hiking on Snow and Ice Large size only. Please refer to chart for the size. *shoes not included. TPE rubber is highly elastic and won't tear or snap.great toughness and 5mm thicker than ordinary rubber, ensuring long-lasting durability and -40℉ cold-resistant The steel spikes are made from heat-treated stainless steel for excellent durability.improve longevity, It doesn't break down over time like the other traction cleats. SUPERIOR TRACTION. High strength steel spike and chain system provides excellent traction, feature 19 spikes per foot, with 12 spikes at the forefoot and 7 spikes at the heel provides excellent traction and grip on a on snow, icy and slippery conditions. Reduce the risk of injury from slips and falls, ensure your safety. Brand new.