Redtree Dynex 3/8 Inch Medium Nap RollerUse the Redtree Dynex Medium Nap Roller for applying bottom paints, epoxies, and fiberglass resins to your boat. This roller is ideal for smooth and semi-smooth surfaces.Features: 3/8" Nap; For Smooth and Semi-Smooth Surface; Solvent Resistant Phenolic Core; Medium Nap Excellent for Bottom Paints, Epoxies, Fiberglass and Resins;