Timberland PRO - Thermal Force 8" Soft Toe (Earth Brown Waterproof Full-Grain Leather) - Men's: The perfect boot for those who work in cold conditions. Premium waterproof full grain leather upper. Waterproof membrane featuring SympaTex Reflexion(R) to reflect radiant heat back to the toes. Efficient 3M(R) Thinsulate(tm) zone insulation for warmth without bulk (600 grams of Thinsulate insulation on the shaft, 400 grams of Thinsulate insulation in the upper). Anti-microbial Cambrelle(R) lining. Constructed on the TiTAN(R) last for a superior fit. Anatomically contoured insole with integral steel shank for support. Anti-microbial, contoured open-cell polyurethane footbed provides durable, resilient cushioning while molded heel cup cradles the heel. Outlast(R) Adaptive Comfort(R) footbed cover regulates temperature. Under-foot aluminized polyester membrane material reflects heat back to the foot. Rubber Ice Trax outsole provides: Enhanced traction on frosted ice surfaces. Slip, abrasion, and oil resistant. Incorporates Ladder Lock(tm) outsole for comfort and confidence on extension ladders.