Strap-On Heel Ice Traction Device: Rugged steel plates turn boot heels into ice picks, leaving the mid-foot free for vehicle operation. Applications: Road Construction, Construction, Railroad, Roofers, Trades, Installers, Contractors, Delivery/Service, Landscaping, Utilities, Logging. Corrosion-resistant steel heel plate provides tenacious grip stability on ice and snow Heel-only design leaves mid-foot free for unobstructed vehicle operation Channeled design will not retain ice, snow or debris Rugged webbing / hook & loop strap provides a secure fit Rear reflective accents enhance worker conspicuity M/L (5-12), XL (12 - 16)