Full-coverage Kevlar® fiber — bonded directly to the leather for 360° protection without sliding or bunching Cut Resistant: ANSI/ISEA 105 Level A4 Puncture Resistant: ANSI/ISEA 105 Level 4 Arc Rating: 37 cal/cm² according to ASTM F2675 Flame Resistant: exceeds standards according to ASTM F1358 Compliant: NFPA 70e-2021 Standard / OSHA 29 CFR Part 1926 Double layered, water resistant cow grain leather for rugged durability in wet conditions Ergonomic, 3D pre-curved pattern for superior comfort and dexterity Will not drip, melt or ignite if exposed to sparks or flames WARNING: Youngstown's Arc Rated gloves do NOT protect against shock or voltage. Arclin, Nomex®, and Kevlar® are registered trademarks of Arclin or its affiliates used under license by Youngstown Glove LLC.