Amphibious Hiking Boot | Ultralight, hyper-breathable hiking boot built for the stability, grip, and ventilation required for wet and dry trails. G.15 Rubber Trail Grip Outsole | Astral’s most durable non-marking rubber coupled with a semi-rigid midsole top for a superior grip and reduced foot fatigue. Balanced Geometry | Level Footbed’s zero drop works with a wider toebox to keep your feet in a natural barefoot position. Water Ready | Quick-drying canvas upper with quick-draining ports, TPU reinforcements, and 3D airmesh padded ankle for increased protection. Technical Details | [Intended Use] Hiking, Thru-Hiking, Water, Travel; [Drop] 0mm; [Stack Height] 20mm; [Weight] 10.7oz; [Arch] Medium; [Shape] Original Shape (Secure Midfoot & Heel, Wide Toebox); [Upper] 100% Recycled rPET 3D Mesh, TPU; [Heel Cup] EVA; [Sockliner] eTPU; [Midsole] 52C Closed Cell EVA, Top Shank; [Outsole] Trail Grip, G.15 Rubber