Please measure your feet length and buy the mostsuitable size ， it's very imporatant.

EU40 = Foot Length 25CM

EU41 = Foot Length 25.5CM

EU42 = Foot Length 26CM

EU43 = Foot Length 26.5CM

EU44 = Foot Length 27CM

Men's Simple Anti Skid Thong Sandals Beach Flat FlipFlops