16 LED Color Modes: There skateboarding shoes are 7 colors of lights, 16 light modes, static, flashing, and fast flashing. Battery that lasts up to 6 hours on a 2 hour charge and USB charger to charge both sneakers at the same time 3 In 1 Multifunctional Kids Footwear: These two wheel sneakers come with one removable wheels that you can make them double-wheeled, single-wheeled or flat shoes with lights, which is a versatile footwear option that is a favorite with kids. Please refer to our size chart before purchase Comfortable Sports Shoe Style Skate Shoes: The roller shoes wearable and comfortable are made of rubber soles perfect for kids to wear on walks, parties, outdoors, is the appearance is made of waterproof pearlescent mirror material, the sole is made of transparent TPR material, beautiful shoes, fashionable and novel design. (Please use protective gear when skating) Ideal Gift for Boys Girls: These roller shoes would be the best gift for Family Activities, Birthday, Hallowing, Thanksgiving Christmas Day etc. We encourage kids of all ages to achieve a healthy lifestyle through exercise. Roller skating is loved by children of all ages and is fun for adults as well Enthusiastic Customer Service: We really care about your customer experience and product experience, if you have any dissatisfaction with the product, please contact customer service in time, we will respond within 24 hours and provide you with High quality service You are faster and cooler than others when you have it ！

 Measurement:
 11 Little Kid ---- foot length 6.98"" / 17.7cm ---- EU27
 11.5 Little Kid ---- foot length 7.18"" / 18.2cm ---- EU28
 12 Little Kid ---- foot length 7.38"" / 18.7cm ---- EU29
 12.5 Little Kid ---- foot length 7.57"" / 19.2cm ---- EU30
 13 Little Kid ---- foot length 7.77"" / 19.7cm ---- EU31
 1 Little Kid ---- foot length 7.97"" / 20.2cm ---- EU32
 1.5 Little Kid ---- foot length 8.16"" / 20.7cm ---- EU33
 3 Little Kid ---- foot length 8.36"" / 21.2cm ---- EU34
 3.5 Big Kid ---- foot length 8.56"" / 21.7cm ---- EU35
 4 Big Kid ---- foot length 8.76"" / 22.2cm ---- EU36
 4.5 Big Kid ---- foot length 8.95"" / 22.7cm ---- EU37
 5.5 Big Kid ---- foot length 9.15"" / 23.2cm ---- EU38
 6 Big Kid ---- foot length 9.35"" / 23.7cm ---- EU39
 6.5 Big Kid ---- foot length 9.54"" / 24.2cm --- EU40

  Before buying it, customer need to know:
 About Two-wheeled shoes---
 If you want to use this shoes as roller skates, please press the safety button（behind shoes ） and the rear wheel will pop up; If you want to use this shoes as casual shoes:
1.Use the small wrench to insert the wheel gap and gently lift the front wheel, then use the small soft plug to fill the wheel pits 
2. Hold down the button and press the rear wheel into the sole, pull down cover :)

    Tips---
  1. When charging or unplugging the power, please gently pull out the charging port.
 2. Do not wear this shoes when you do strenuous exercise,cause it will damage electronic cables.
 3. Recommended charging time： 2-4 hour.
 4. Beginner please be cautious when sliding.
 5. For safety, children should be accompanied.