These boots will give you flexible, all-day comfort and protection against the broadest range of acids and contaminants. Each boot is made with Xtratuf's triple dipping technique with cushioned insoles with arch support help fight fatigue. Triple-dipped Shells for Extra Tough, Extra Watertight Protection. 100% Waterproof. Slip-Resistant. Chevron Outsole. Acid Chemical Resistant. Viral Penetration Resistant per ASTM F1671 / F1671M - 13. Built-In Cushion Insoles with Arch Support.