The F.I.T. 80 BOA� is quickly becoming a classic in the K2 fitness category. These skates feature the all-day comfort of the K2 Original Softboot� paired with the tried-and-true BOA Fit System, giving skaters the ability to dial in a precision fit and make on-the-fly-adjustments. The Stability Plus Cuff provides the much-needed support for those intense skating sessions and the F.B.I. frame dampens road vibrations to keep skaters rolling smooth and steady. SKATE BEARINGS: ABEC 5. SKATE CUFF: Stability Plus Cuff. SKATE CATEGORY: Fitness. SKATE FRAME: FBI Frame. SKATE WHEEL SIZE: 80 mm. SKATE LACING: BOA� Fit System. SKATE FEATURES: The BOA� Fit System.