Timberland PRO 24/7+ Enhanced Comfort Technology: Designed to help reduce foot fatigue by dispersing pressure, support the arch and cushion in every step with an Ortholite PU footbed and a lightweight high-rebound midsole. Timberland PRO FLEX : Technology gives you full range of motion without resistance and has features like anatomically positioned flex grooves under your foot and durable fabrics that stretch above your foot ensure your shoes will work with you in every step. Alloy Safety Toe: Lightweight, asymmetrical-shaped toe cap that meets US safety standards including ASTM F2412-18a and ASTM F2413-18 I and C impact and compression safety standards. Waterproof Membrane: Delivers maximum waterproof protection and meets ASTM F1671-07 safety standard. Rubber Outsole: Heat-resistant, durable rubber compound offers enhanced slip, oil and abrasion resistance.