The Microblade for kids are size adjustable to last for several seasons. On these Rollerblade inline skates, you will find a soft boot which will provide you with a good fit and comfort. High-Cut cuff giving you maximum ankle support for stabilization and reducing your muscle fatigue Composite frame with a rugged and light design offering you a comfortable ride due to the absorption of road vibrations 76mm wheels with a hardness of 80A making it easy for you to pick up speed while still maintaining a playful skating style Built-in liner, integrated into the outside boot, eliminating the liner-wiggle giving you comfort and moreover a more direct control Remember to check the screws before first use and tighten them if necessary. Please also note that you have to regularly examine the condition of the screws afterward.These skates are designed with a lace-free upper, making them super easy for kids to get in and out of. The skate can also be upgraded for a 4 wheels setup.