●【Grow with 4 Size Adjustable Roller Skates】-These kids roller skates X-Small fits US toddler size 7-9;Small fits US little kids size 10-13; Medium fits US big kids size 1-4. The kids adjustable skates size can be adjusted. Perfect for growing children. please check our size chart for the specific length of the feet. ●【8 Illuminating Kids Roller Skates】-All wheels with rainbow colorful lights when skating with roller skates. Safe and self-powered wheels, no battery required.The automatic lighting colorful wheels also bring him a pleasant skating experience. ●【Triple Protection System】- The roller skates for kids are with velcro strap, high-strength buckle and laces, triple protection measures to promote the safety for skaters. Double brake design, easy to grasp the balance, greatly increases the safety and stability. Childrens first pair of skates which are suitable for beginners who want to learn to skate. ●【TOTAL Comfort and Durability】-Enjoy a smooth, quiet and confident roller skate ride on the reinforced aluminum frame, 82A PU wheels, Speed ABEC-7 bearings. Premium performance and special light up bonus, totally worth the price! ●【Perfect Christmas Gifts for Children】-Roller skating is very popular among all ages. This is an ideal pair of roller skates, children will be very happy to receive this gift superior quality. Suitable for over 4 years old children. MammyGol kids roller skates are the perfect gift for kids, both boys and girls.