【Safe design for beginners】You can rotate the bolt clasp between the 2 front wheels to lock them if your child is new to roller skating. This design helps beginners learn fast and keeps our kids safe. The rear wheel base is long， which will be more stable when skates. 【Size Adjustable Skates】Our roller skates are perfect choice for the growing up kids， there is no worry of getting another pair so soon. You can easily rotate the knob to adjust the size to find the exact size fit your child! 【8 Wheels Illuminating】When skating with our roller skates， all wheels have illuminating colorful lights， they are fairly cool and NO BATTERIES NEEDED! With the coolest light up wheels， your child is like a shining star. 【Separable and washable inner tank】The inner liner can be separated so that you can clean up after each use easily. Meanwhile， it will make our kids will be feeling like wearing new skates everytime， which makes them enjoy skating more. 【The First Pair of Roller Skates for Your Children】Kids are interested in sports after the age of 3. Nattork tri-wheel skates have improved balance which are ideal for beginners to learn how to skate. Our roller skates are suitable for kids， girls. It is a best growing gift for birthday， Christmas， Easter day.