Havaianas Women's Slim Fashion Flip Flop,White,37/38 BR (7-8 M US) Rubber Rubber sole Brazil size 35/36 fits US Women's size 5/6, Brazil size 37/38 fits US Women's size 7/8, Brazil size 39/40 fits US Women's 9/10, Brazil size 41/42 fits US Women's 11/12. US size stamp on shoe is based on Men's shoe size