Size Guide: 21=13.5cm=Shoes inner length 22=14cm=Shoes inner length 23=14.5cm=Shoes inner length 24=15cm=Shoes inner length 25=15.5cm=Shoes inner length 26=16cm=Shoes inner length 27=16.5cm=Shoes inner length 28=17cm=Shoes inner length 29=17.5cm=Shoes inner length 30=18cm=Shoes inner length 31=18.8cm=Shoes inner length 32=19.4cm=Shoes inner length 33=20cm=Shoes inner length 34=20.6cm=Shoes inner length 35=21.2cm=Shoes inner length 36=22cm=Shoes inner length Gender: Unisex Color: Black, red, gold Vamp Material: PU Inner material: Cotton Soles Material: Rubber Wearing way: Velcro Pattern: Plain Feature: 1. Breathable, casual and comfortable, suitable for everyday wear and outdoor sports 2.Soft Soled designed for children Package includes: 1 Pair of Casual Shoes Kindly Note: 1.Please allow slight deviation for the measurement data. 2.Please check the size before you make the order. 3.If you are not sure which size to choose, 1 size UP is a good idea. 4.The LED light is disposable. Maybe only can light up a few hours.