If you want a ski that makes deep water starts a breeze, is balanced and stable when you’re cruising, and progressively rolls on edge for continuous turns all the way down the lake, then you need a Session. This ski is designed to ride between 20 and 30 MPH in the open water and is guaranteed to leave you with a smile on your face! All-Terrain Core – Most forgiving construction. 100% Carbon Fiber - Consistent flex every time. Grip Rails 2.0 – Allowing your ski to engage with ease.