Yaktrax Diamond Grip Traction System. They are also effective when transitioning through gravel rock and mud from icy surfaces. Made of case hardened steel alloy and strung on steel aircraft cable the patented Diamond Beads have hundreds of biting edges that grip in all directions. The bead assemblies are riveted to a tough rubber sling which remains elastic in subzero temperatures. They are easy to put on and take off yet fit snugly and stay on without the need for additional straps. Diamond Grips are also self clearing so there is no snow or ice build up. There is no other traction footwear product like it Specifications for Yaktrax Diamond Grip Traction System: Manufacturer: Yaktrax Gender: Unisex Age Group: Adults Men's Shoe Width: Wide Color: Silver Footwear Type: Shoe Care Weight: 1 lb Activity: Winter/Snow Footwear Accessory Type: Snow Traction Package Contents: Yaktrax Diamond Grip Traction System Yaktrax Diamond Grip provides aggressive traction for all winter walking conditions. Great for users that encounter transitional surfaces. Made of case hardened steel alloy and strung on steel aircraft cable the patented Diamond Beads have hundreds of biting edges that grip in all directions. The bead assemblies are riveted to a tough rubber sling which remains elastic in sub-zero temperatures. Diamond Grips are also self-clearing so there is no snow or ice buildup.