New Middle-aged Children's Summer Non-slip Boy Sandals

Product information:
Applicable age: middle children's clothing (7-12 years old), small children's clothing (4-6 years old), big children's clothing (13-16 years old)
Applicable gender: male
Upper material: PVC
Function: breathable, waterproof, lightweight, non-slip, wear-resistant
Color: 2101 black red, 2101 black blue, 2101 black yellow
Size: 28=inner length 17.7CM, 29=inner length 18.4CM, 30=inner length 19.1CM, 31=inner length 19.8CM, 32=inner length 20.4CM, 33=inner length 21.1CM, 34=inner length 21.8CM ,35=inner length 22.5CM, 36=inner length 23CM, 37=inner length 23.5CM, 38=inner length 24.2CM, 39=inner length 24.8CM

Packing list:
Boys shoes*1 pair