adidas - Mei W (Brown Cow Print) - Women's: The next best thing to going barefoot. With an airy perforated upper, the Mei is designed for tai chi, hot yoga or any time you want to keep your feet cool. Minimalistic design for flexibility and function. Soft supple material tell a comfort story with a gum rubber outsole for maximum traction on mats or gym. Supper full grain leather upper with slip-on closure system. Minimal internal footbed with perforations for breathability. Gum rubber outsole pads in heel and forefoot for maximum flexibility, and traction. 3-Stripes wrap around midfoot, increase upper support and provide a more snug fit.