Engineered with a mono mesh upper to help ventilate during those hot summer hikes, the Grandview Max Vent offers a light, breathable hiker. The patented Universal Heel Lock System secures the foot in place, while the LITE-COMFA(R) midsole provides all-day comfort on the trail and the VibramA(R) Megagrip sole delivers toothy traction on varied terrain. Breathable and durable mono mesh upper Durable toe cap for protection Patented Universal Heel Lock System (UHLS) for lockdown Speed hooks to prevent laces from coming untied LITE-COMFA(R) midsole for responsive cushioning Vibram MegaGrip for traction and durability Material Attributes: 100% REPREVEA(R) recycled polyester webbings, 100% recycled mesh upper Best for: Backpacking, Day Hikes RN 88276