CONSCIOUSLY CREATED: Environmentally Preferred Leather; Hides sourced from Leather Working Group certified tanneries. MATERIAL & CLOSURE: KEEN DRY waterproof breathable membrane keeps your feet dry and comfortable all day long by allowing vapor out without letting water in; Quick dry lining for active use; Speed lace system with top collar hooks for comfortably snug fit. GRIP & PROTECTION: KEEN.ALL-TERRAIN rubber is created for muddy and rocky surfaces; 5mm multi directional lugs offer superior grip on slippery terrain; Non marking rubber outsoles leave no imprint when walking indoors; Toe bumper for added durability. SUPPORT & COMFORT: Stability shank helps with mobility and torsion control on uneven surfaces; Heel capture system for added stability; Dual density footbed for long lasting comfort; Durable underfoot cushioning system for long lasting use. CARE: Gently brush leather with a soft bristle brush or hand towel to remove loose dirt and debris; Tough stains may require a leather cleaner.