The Radar Session Waterski is 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. 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 is the most forgiving construction• 100% carbon fiber for consistent flex• Grip Rails 2.0 allow your ski to engage with easetable, th, td {border: 1px solid black; border-collapse: collapse;}th {text-align: left;}th {padding-left: 6px;}td {padding-left: 6px;} Length Max Width Surface Area Max Speed Terrain Weight Range 65" 7.76" 416.13 sq. in. 20-30 mph Open Water up to 160 lbs. 67" 8.00" 442.13 sq. in. 20-30 mph Open Water 130-190 lbs. Balanced and stable when cruising Progressively rolls on edge for continuous turns all the way down the lake Designed to ride between 20 and 30 mph in the open water | Women's Session Waterski, Blank size 67