The rugged, all-purpose Timberland Pro Switchback Comp Toe waterproof style has everything you need in a work boot, including electrical hazard protection, structural support, and Timberland Pro's Anti-Fatigue Technology polyurethane footbed for shock absorption and energy return. Abrasion-resistant, waterproof leather with a waterproof membrane meets ASTM F1671-07 safety standards. Asymmetrical composite safety toe meets US and Canadian safety standards. Breathable and moisture-wicking lining with antimicrobial treatment for odor control. Electrical hazard protection protects against live electrical circuits. Anti-Fatigue Technology polyurethane footbed for shock absorption and energy return. Fiberglass shank for structural support. Cement construction for flexibility. Mark II oily wet #3 on American Olean tile at .40. Made with ReBOTL™ recycled material for a cleaner carbon footprint. Timberland PRO® Rubber heat-, slip-, oil-, and abrasion-resistant outsole.