New song card Men's Work Safety Shoes 2019 Summer Lightweight Breathable Steel Toe Construction Protective Sneaker For Men boots
So you have to measure your bare foot with a ruler, then choose size with chart below.
Unit: mm-millimeter, Bare foot length ≠ Insole length ≠ Single length
Men's size for these shoes:
Bare foot length 23 cm, EU 36, US 5.5 , Choose 5.5
Bare foot length 23.5 cm, EU 37, US 6 , Choose 6
Bare foot length 24 cm, EU 38, US 6.5 Choose 6.5
Bare foot length24.5cm, EU 39, US 7 Choose 7
Bare foot length 25 cm, EU 40, US 7.5, Choose 7.5
Bare foot length 25.5 cm, EU 41, US 8 , Choose 8
Bare foot length 26 cm, EU 42, US 8.5 , Choose 8.5
Bare foot length 26.5 cm, EU 43, US 9 , Choose 9
Bare foot length 27 cm, EU 44, US 9.5 , Choose 9.5
Bare foot length 27.5 cm, EU 45, US 10(11) , Choose 11