Shaped using a hybrid skim/surf design, the is fast and maneuverable, outperforming boards that are twice the cost. Thermo Shell combines compression molded durability with the lightweight, high-performance capabilities of an epoxy board. Twin 3.6" flat foil fins provide grip and drive while on edge but can still break free off the lip.• Hybrid design• Thermo Shell construction• EPS foam core• Full EVA pad• Twin FCS 3.6" fins• Skill Level: Intermediatetable, th, td {border: 1px solid black; border-collapse: collapse;}th {text-align: left;}th {padding-left: 6px;}td {padding-left: 6px;} Volume Length Width Weight Range Bentley 4.4 12.9L 4'4" 21.85" up to 180 lbs. Bentley 4.9 14.4L 4'9" 22.30" up to 200 lbs. Bentley 5.0 15.3L 5'0" 22.60" over 180 lbs. Thermo Shell construction is lightweight and durable Twin 3.6" flat foil fins provide grip and drive while on edge Full EVA pad | Bentley Wakesurfer size 4FT9IN