Timberland Pro(R) Boondock 6" Composite Toe Work Books will make you virtually invincible! The steel toes, anti-fatigue technology, Thermolite(R) insulation, water resistant, and anti-slip technologies will have you covered in any situation with ease. Waterproof leather upper. Timberland Pro(R) rubber toe protector. Padded top collar for comfort. Flame laminated Thermolite(R) 600g insulation. Duel density dynamic Anti-Fatigue Technology absorbs shock and returns energy to key zones of foot. Combination three-quarter Goodyear welt/cement heel construction. Ever-Guard(R) leather heel for increased durability. Anti-slip technology.