WATERPROOF: KEEN.DRY waterproof, breathable membrane keeps your feet dry in wet terrains; The NXIS EVO Waterproof shoe has a mesh liner that integrates with the waterproof membrane TRACTION: KEEN.ALL-TERRAIN rubber outsole provides high-traction grip in muddy environments and on rocky surfaces; 4mm multi-direction lugs provide optimal grip for sure footing in the most rugged terrain SUPPORT & COMFORT:  Full-length stability shank for added support; Ergonomic toe notch provides added dexterity for better balance FIT & DESIGN: Speed-lace webbing system with top collar hooks for comfortably snug fit; Original Fit–Iconic KEEN fit with generous space across the foot for toes to spread out CARE TIPS: Gently brush the footwear with a soft, damp sponge to remove loose dirt and restore surface; Stains should be treated immediately with a gentle cleaner