Ergodyne TREX 6315 Strap-On Heel Traction Cleat Grips Ice and Snow, Easily Attaches Over Heel of Shoe/Boot with Steel Plate to Provide Anti-Slip Solution, Medium/ Large REDUCE THE RISK OF FALLS AND INJURY Corrosion-resistant steel heel plate provides tenacious grip on slippery terrain and increase stability while walking on snow and ice. HEEL ONLY TRACTION Leaves mid-foot free while turning boot heels into ice picks. Ideal for driving vehicles or climbing ladders in cold conditions. Channeled steel plate design will not retain ice, snow or debris SECURE FIT Durable webbing with hook & loop strap provides a secure fit over any boot or shoe, stabilizing wearers during any winter outdoor activity. ADDED VISIBILITY Rear reflective accents help make wearers more visible in dark enviroments LIGHTWEIGHT AND PORTABLE Material is lightweight and is small enough to be stored in a pocket or pack when not being worn.