YakTrax ProThe YakTrax Pro is a lightweight, low profile traction device that instantly adds reliable grip to your boots or shoes for walking, jogging, hiking, or working on packed snow, ice, slush, or icy pavement. The patented coil system provides 360 degree traction in all directions, allowing natural movement without the awkward feel of spikes or chains. Key Features: Patented steel coil design 1. 4mm abrasion and rust resistant coils wrap around the sole