Children''s summer sandalsApplicable age: 6 years old 7 years old 8 years old 9 years old 10 years old 11 years old 12 years old 13 years old 14 years old 14 years old and above Closed way: Velcro Size: shoe inner length = baby foot length + 0. 5cm ~ 28 (inner length 18. 3cm) 29 (inner length 18. 8cm) 30 (inner length 19. 3cm) 31 (inner length 19. 8cm) 32 (inner length 20. 3cm) 33 (inner length 20. 9cm) 34 (inner length 21. 5cm) 35 (inner length 22cm) 36 (inner length 22. 5cm)