Nike Air Trainer II Premium QS (Barry Sanders)The Nike Air Trainer II features a durable leather upper, forefoot strap, netting detail, sidewall for stability, and exceptional multi-directional traction. This limited "Barry Sanders" model also has an Oklahoma State University-inspired colorway to commemorate Sanders' 1988 Heisman-award winning season, with "21" embroidered on the heel, and a list of his accomplishments on the insole.