Havaianas Men's Power Flip Flop Sandals, Comfort Designed Footbed, Grippy Outsole 100% Synthetic Imported Synthetic sole Classic flip-flop with cushy sole and slender thong strap with embossed logo Note: Men's Sizing: BR 39/40 (US Men's 8 ), BR 41/42 (US Men's 9/10 ), BR 43/44 (US Men's 11/12 ), BR 45/46 (US Men's 13 )