TotalBoat Polyester Laminating Resin contains no wax and is designed to be overcoated without sanding and cleaning. It cures to a firm, tacky surface. TotalBoat Polyester Finishing Resin contains wax and will cure to a tack-free, hard material in the presence of air. TotalBoat Gelcoat is polyester resin with pigment and other additives that make it an ideal coating. It is available with and without wax. With wax, it cures hard in the presence of air, and without wax it can be overcoated without sanding and cleaning.