51581 Series Yellow/Black ASTM F2413-05 EH Deep Heel Overshoes feature pole-climbing reinforcement patch. This Storm Rubber Overshoe is without buckles. Features & Benefits: ASTM F2413-05 EH Deep Heel Overshoes provide extra safety when climbing ladders and poles where the deep heel cavity can lock onto the rungs. These boots and overshoes are made from an ozone resistant yellow rubber that’s 100% waterproof. The construction is hand-layered in full-cut patterns to fit over work boots.