Super Dielectric Deep Heel Overboots provide extra safety when climbing ladders and poles where the deep heel cavity can lock onto the rungs. These boots are made from an ozone resistant yellow rubber that’s 100% waterproof. The construction is handlayered in full-cut patterns to fit over work boots. The fabric lining makes them easy get on and off. The sole is an anti-skid bar thread. All of these overshoes and boots meet ANSI Z41 requirements. Super Dielectric footwear has been tested to 20,000 volts. Super Dielectric Deep Heel Overboots come with pole-climbing reinforcement patch. The Full-Cut Overboot with adjustable side strap Features a 17” height.