The Marlee BOA® kids’ inline skates are great for the young skater you want to excel at the sport and plan for them to skate for years to come. With the unique Five Size Adjustability feature these skates can be expanded so they grow with your child’s foot. The Stability Plus Cuff offers exceptional support while the BOA® Fit System will have them laced up and ready to cruise in no time. The F.B.I. Frame absorbs road vibrations and makes it easier for the young skater to get acclimated to the sport.*70mm 80A Wheels on size S **Max wheel size 72mm on size S SKATE BEARINGS: ABEC 3. SKATE CUFF: Stability Plus Cuff. SKATE CATEGORY: Youth. SKATE FRAME: FBI Frame. SKATE WHEEL SIZE: 72 mm. SKATE LACING: BOA® Fit System. SKATE FEATURES: 5 Size Adjustability, The BOA® Fit System.