The Rigmaster XT 6″ Steel Toe Waterproof boot features premium high-quality waterproof smooth leather for extreme durability with a waterproof membrane for dry feet. Timberland PRO® rubber vamp for extreme durability and heat resistance. Steel safety toe shaped on TiTAN® last for protection and a superior fit. Goodyear Welt Cast-BondTM construction for a durable mechanical and chemical bond. Mesh lining with antimicrobial treatment for odor control and comfortable feet. Fiberglass shank for structural support. Dual-density Dynamic Anti-Fatigue Technology footbed absorbs shock and returns energy while providing enhanced moisture management. Thermoplastic urethane heel cup stabilizes the heel.