Columbia Men's Boatdrainer II PFG Fashion Boat Shoes Mesh Imported Rubber sole Nubuck leather and mesh upper Blood 'n Guts water and stain resistant treatment; Techlite comfort system footbed for extra support and cushioning; Techlite midsole, superior cushion, high energy return Lower durometer EVA for the ultimate in comfort and shock absorbency; Air-flow and water drainable midsole ports Omni-Grip non-marking wet grip outsole with razor siping; Weight: size 9,  pair = 11 1 oz / 316 g