K2 Sidekick Ski: You know the type: powerful, smooth, playful and confident. The SideKick is 108mm at the waist and damn proud of it. And with a booty that big, you expect her to be powerful and confident on the deep days. But the girl is quick too. Credit the All-Terrain Rocker that’s drawn back towards the binding for her ability to float through the trees with carefree agility. Her rare blend of power and nimbleness results in a super friendly, inviting demeanor that’s not hard to like.