Tatami by Birkenstock 37 (Ladies 6) NWT Unique sandal resulting from limited edition collaboration with Birkenstock. balancing beauty with comfort and functionality of Birkenstock footbeds. --metallic rose leather upper with silver-toned buckles, --suede footbed liner, --natural cork midsole, EVA outer sole. Love these sandals but selling because they ran big for me. I normally wear ladies 6. Tatami by Birkenstock Shoes Sandals