Ranger 15" Rubber Supersized Men's Overboots, Black (T369) Durable, flexible, industrial weight rubber is hand-laid and vulcanized at high heat for 100% waterproof construction; ozone-resistant to prevent cracks and remain flexible in cold weather Oversized design fits over your expensive work footwear to protect it from work hazards and the elements Five sturdy buckles for secure fit; smooth fabric lining for easy on/off Rugged ribbed outsole for added traction Recommended use: general occupational, farming and inclement weather