3-in-1 System for ultimate versatility, traction and performance; meets the needs of any job surface and application. Features: Easy to Use- Quick release buckle & strap system for easy on/off Secure: Molded rubber walls at toe, heel and side provide secure fit Versatile: Fast & easy industrial hook and look interchangeable sole system to adapt traction Includes: Soft foam outsole Medium density and spiked rubber soles sold separately Korkers Unisex TuffTrax 3-In-1 Overshoe Sandal