Ranger 18" Oversized Men's Rubber Overboots, Yellow (A380) 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; side strap is adjustable for a secure fit to keep out dust and debris Durable cotton duck lining makes it is easy to slide overshoes on/off your under footwear Rugged, cross-ribbed outsole for improved traction on slick or uneven surfaces Recommended use: construction, carpentry, concrete, garbage collection, postal workers, farm & equestrian