VANSA Cow Leathers Perforted Ballet Flats VSK-D1821

-High quality cow leathers upper for support and sports-friendly airflow-Round toe-Topcap and back counter with perforted design -Velcro closure-Microfiber leathers inner, breathable, deodorant and comfortable to wear-Wear resistant and anti-skid oxfrod soles-Best for lifestyleInside Length(cm): size 21(13.5), 22(14), 23(14.5), 24(15), 25(15.5), 26(16.2), 27(16.7), 28(17.3), 29(18), 30(18.7), 31(19.3), 32(19.9),33(20.7)Foot Length  + 1 cm = Inside Length, if the feet instep are relatively high or feet are fatter, please + 1.5cmManual measurement so it may exist 0.2
-0.5 cm measurement errors