Even after you clock out these boots keep working; the Men's Caterpillar Threshold Slip Resistant Waterproof Work Boot. Leather upper in a work and service boot style with a round toe. Lace up entry for a secure fit. Waterproof construction keeps you warm and dry. Electrical Hazard protection rated at ASTM F2413- 05 1/75. Abrasion resistant leather provides increased protection. Moisture wicking mesh lining with a molded EVA foam cushioned footbed. Rubber slip resistant outsole stands up to oil water and heat.