Open for the season on Thanksgiving Weekend! Open shorter hours during the fall. Please call in advance to ensure we are here to serve you. For almost 30 years Mountain Side Sports has been a part of the alpine experience in Ontario's ski capital. Settled just minutes away from the base of Blue Mountain, you can count on Mountain Side to be your one stop shop for all your ski and snowboard needs including soft and hard goods, winter fashions, ski tunes and accessories. Home of the $25 Ski/Board Tune!