1、LED Light: Kids knit sock sneaker adopted LED light up design, special and stylish, make your child stand out in crowd at day or night. 2、Stylish Looking: Kids running shoes adopted a sock sneaker design, fashionable and beautiful, which is suitable for many scenes. 3、Prevent Tired: Shoelaces, insoles and soles have good softness and elasticity, comfortable to wear, and not tired feet when walking. 4、Breathable: Kids casual shoes adopted knit design, breathable and comfortable, easy to put on and take off, which can keep feet from sultry. 5、Prevent Slipping: Kids knit shoes adopted rubber sole design, effectively prevent slip and wear, suitable for children to wear. 1 x Pair of Kids LED Sock Sneaker Item Type: Kids LED Sock SneakerMaterial: Rubber, Knit FabricBattery Type: 2 x Button Battery / pair of shoes (Included) (40mah)Purpose: Boys and girls knitted sports socks shoes with LED light, breathable, elastic children shoes.Size: Approx. 21: Inner Length: 13.3cm / 5.2in, Suitable Age: 1 Year Old22: Inner Length: 13.8cm / 5.4in, Suitable Age: 1.5 Years Old