Premium, cleanable, non-penetrable Raptek microfiber upper with breathable, durable mesh and abrasion-resistant reinforcements. Asymmetrical composite safety toe. Internal, anatomical, polyurethane metatarsal guard with Anti-Fatigue Technology for comfortable protection. Electrical hazard protection. Non-metallic shank for structural support. Breathable, moisture-wicking lining made of ReBOTL™ fabric containing at least 50% recycled PET plastic with antimicrobial treatment for odor control. Microban antimicrobial treatment for odor control. Anti-Fatigue Technology polyurethane footbed for shock absorption and energy return. Lightweight Hover Spring™ foam midsole provides underfoot comfort, flexibility, and durability. Cement construction for flexibility. Mark II oily wet #3 on American Olean tile at > .50. Timberland PRO® FLEX Technology outsole featuring anatomically positioned flex grooves is made of heat-, oil-, slip-, and abrasion-resistant, non-marking Timberland PRO® rubber. 30-Day Comfort Guarantee. Imported