Premium Western Rhinestone Diamond Concho BlingBling Flip Flops in 4 Sizes S055. Sole Material: Rubber & Synthetic. Size chart : small (size 6) , Medium ( size 7, 8), Large ( size 9,10), X-Large ( size 11). 3/4" thick (at the heel) & thin soles that are around 1/2" (at the toe) Round open-toe thong sandals, cushiony Wedge Sole