The hi tec mens v lite rio quest i walking shoe uses i shield technology to repel water and dirt while resisting stains to allow it to retain that new out of box look for longer a stroballed eva layer between the footbed and midsole creates additional underfoot comfort and the vibram rubber outsole provides durability and outstanding traction features i shield technoloy repels water and dirt and is resistant to stains synthetic mesh uppers for breathability and comfort moisture wicking