Adio - Knox (Grey/Black) - Men's: Designed by pro surfer, Taylor Knox. Suede upper for long durable wear. Super-soft sheet cut EVA midsole. Comfy, waterproof neoprene lining. 400 nbs gum rubber outsole. Molded TPR logo treatments. Grippy tread pattern with flex grooves. A must have, pick up a pair before they sell out!