Grip O&E Ryan Callinan Lite Traction ProOur Ryan Callinan pro series surfboard tail pad is designed by the Mayor of Merewether himself. A high performance pad, constructed from lightweight, high impact, water resistant EVA. R Cal's athlete series tail pad now comes in the Lite Trac construction. This construction is compressed and includes a moulded traction pattern technology making the pad lighter and grippier than his original EVA traction pads. Built for speed and everything you need