84 mm wheels are probably the most versatile outdoor fitness equipment available on the market. But we let you decide. In 2022, the K2 84MM Fitness Series has a completely new upper material that sits comfortably on the foot while being breathable and provides performance. The aluminium rail ensures stable and agile driving with its direct power transmission. The Alexis 84 BOA stands out from the competition with the award-winning Boa closure system as it quickly and easily coats the entire foot. All our K2 Alexis models are ideally adapted to narrow feet and a low footbed. Furthermore, the cuff has been shaped for a deep calf base. Thanks to the variety of sophisticated details, the K2 Alexis 84 BOA brings you to your fitness goals. - K2 revolutionized the inline skate industry in 1994 by introducing the first softboot inline skates. Over 25 years later and now developed into a complete model range of inline skates for women, men and children for all purposes from family fun to daily fitness and professional competitions, the softboot design is still the foundation of the K2 Skates product range. - Original K2 Softboot - In 1994, K2 introduced the world's first SoftBoot inline skate - which should change the world of inline skates forever. The K2 Original SoftBoot technology has often been copied but never matched. To this day, K2 Original SoftBoot technology leads the market and has been continuously developed to provide the highest level of comfort. Whether for women, men and children for all purposes from family fun to daily fitness and professional competitions, the softboot design is still the measure of all things in the inline skate area. - Stability Plus Cuff - The Stability Plus Cuff is the perfect blend of support, flexibility and comfort in the K2 inline skates for every skater.