Strap-On Heel Ice Traction Device: Rugged steel plates turn boot heels into ice picks, leaving the mid-foot free for vehicle operation.FEATURES Corrosion-resistant steel heel plate provides tenacious grip and stability on ice and snowHeel-only design leaves mid-foot free for unobstructed vehicle operationChanneled design will not retain ice, snow or debrisRugged webbing / hook & loop strap provides a secure fitRear reflective accents enhance worker conspicuityM/L (US 5-11), XL+ (US 12-16) .APPLICATIONS Road Construction, Construction, Railroad, Roofers, Trades, Installers, Contractors, Delivery/Service,Landscaping, Utilities, LoggingErgodyne