If you spend a lot of time on your feet outdoors, then these Bogs Men's Ultra High Insulated Boots are just for you! Your feet will thank you for these insulated rain boots. These lined rain boots are so comfortable, you won't want to take them off. You'll absolutely love these men's rain boots! 100% waterproof Constructed with 7mm Neo-Tech waterproof insulation Self-cleaning, BioGrip slip-resistant outsole DuraFresh natural bio-technology activates to fight odors Bogs Max-Wick evaporates sweat to keep feet dry Internal midsole with rubber sponge delivers extra cushioning and warmth Comfort rated to -40 degrees F/-40 degrees C Lined rain boots are 15 in. high Circumference at calf: 17 in. Durable hand-lasted rubber and a four way stretch inner bootie Men's rain boots feature easy-on pull handles Non-slip and non-marking outsole Insulated rain boots are available in sizes 4-16 100% Satisfaction Guarantee Our goal is to make you happy and make you a BOGS° customer for life. We stand behind every pair of BOGS° we sell and want you to feel confident in your purchase. While we can't guarantee BOGS° will never wear out, we do guarantee our product is free from workmanship and material defects 1 year from the date of purchase Bogs Men's Ultra High Waterproof Insulated Boots