SAFETY‣ ASTM F2413-18 Certified (OSHA Compliant) ‣ Steel Toe Protection‣ Impact & Compression Resistant (I/75 C/75)‣ Slip Resistant SR Rated (ASTM F3445)*‣ Dual-Density Oil & Chemical Resistant Outsole (D471)‣ Triple-Braided Laces (Snug Fit & Ankle Stability)‣ 6" Shaft Height (Enhanced Ankle Stability)COMFORT‣ Lightweight (Engineered on a Woman's Last)‣ YKK Zipper (Easy On - Easy Off) ‣ Angled Zipper (For High Instep Access) ‣ Arch Support Insole (Impact Absorbing)‣ Breathable Mesh Lining (Air-Flow Tech)‣ Available in Wide SizesSTYLE ‣ Combat Boot Design‣ LWG Certified Leather (Gold Rated)‣ Jet Black Full-Grain (Flexible)‣ Dark Lava Nubuck (Waterproof)‣ Mystic Dune Full-Grain (Light-Duty)**‣ Brushed Nickel & Rustic Bronze Hardware‣ Handcrafted in North AmericaCONVENIENCE ‣ Free Shipping (Continental U.S.) ‣ Simple Returns & Exchanges (30-Days)‣ Premium Xena Warranty (6-Months)‣ International & Expedited Shipping Options*Rated for Dry & Wet Surfaces (not for Oily Environments)**Mystic Dune full-grain leather is more susceptible to scratches