2020 kids sport shoes for boys mesh lightweight sneakers boys girls casual lace-up trainers children brand breathable shoes lj201203, Black

step1: standing on a piece of paper step2: mark the heel and the longest toe with a pen step3.:measure the distance with a ruler size 25, fit for feet length 14.5 cm size 26, fit for feet length 15 cm size 27, fit for feet length 15.6 cm size 28, fit for feet length 16.3 cm size 29, fit for feet length 17 cm size 30, fit for feet length 17.7 cm size 31, fit for feet length 18.4 cm size 32, fit for feet length 19 cm size 33, fit for feet length 19.6 cm size 34, fit for feet length 20.