RefrigiWear Tungsten Hiker Boot - Waterproof, Insulated 。Features Keep your feet warm in temperatures between 20°F to -20°F with 600g of Thinsulate Ultra insulation Waterproof to protect in multiple conditions. Don\'t worry about slips or cracking with specially designed Anti-Slip RefrigiWear Outsole that protects you from accidents while resisting damage from the cold Stay comfortable and dry with RefrigiWear\'s exclusive Vitacomfort system which enhances comfort, absorbs shock and increases breathability. Be safe in job environments with electrical hazard compliant features. Leather Spot clean