MixUnit 100 White 70% rubber/30% synthetic-and-fabric RPL Signature "Relief Pro Lining" massaging footbed contours with antimicrobial spray High quality EVA midsole that is lightweight yet provides strong support Adjustable strap with lycra lining to prevent any abrasions on your foot Each pair printed by hand using a patented digital printing process. Sneaker outsole inspired with forefoot and heel herring bone accents.