Five Ten Water Tennie Men's Amphibious Shoes 100% Synthetic Made in the USA and Imported Stealth C4 rubber outsole Synthetic mesh and neoprene upper has excellent arch support, and a rubber toecap for protection from rocks, sticks and other sharp objects Built-in drainage system Weight - (size 9) 12.38oz/351g Each Good For: Paddling, fishing, canyoneering, and adventure racing