Baby Sports Shoes Summer Boys Soft Bottom Mesh BreathableProduct information: Applicable age: Toddler clothing (1 3 years old), children's clothing (4 6 years old) Product Category: Sandals Applicable gender: male Upper material: other Suitable season: summer Function: Breathable Sole material: rubber Color: black solid bottom, pink solid bottom, black solid bottom, pink solid bottom Size information: Size: Size 20 shoes inner length is about 12. 5cm, size 21 shoes inner length is about 13cm, size 22 shoes