FLEX GRIP: Highest friction on smooth surfaces like boat docks and racks; Allows excellent feedback for enhanced grip and balance; With razor-siping and maximum sole-to-surface contact SUPER STICKY: High performance G.15 rubber outsole is extra grippy and sticky like tar; Low durometer construction conforms to the ground and provides excellent abrasion resistance WATER RESISTANT: Polygiene treated liner to eliminate odor, holes in the front and back to drain water, and mesh to vent hot air; Hydrophobic, quick-dry canvas and two sets of water resistant laces BALANCED FEEL: Level footbed promotes balance and agility; Wider toe box lets your feet and toes spread out for stability; Lightweight enough to believe you're actually barefoot (209g/shoe) NATURE FIRST: All Astral shoes are vegan; We use recycled polyester and source materials as sustainably as possible and we always promise to put nature first