K2 Inline Skates Alexis 80 Pro 2022. Time to sweat. Whether you're a casual fitness enthusiast or a workout junkie, there's a skate for you. The 80 mm series offers a more controlled experience for the occasional skater. When it's time to step it up, the 84 mm+ series delivers the speed and smooth roll needed for longer sessions on the trail. With colors and styles across all models and a fully developed mesh on the 84 mm+ skates, it's going to be a hot summer. Quick lacing, stability, plus cuff, F.B.I. frame, 80 mm 80A wheels, max wheel size 80 mm, ABEC 5 bearings.