Bondo 32-fl oz Color-changing, Heavy Duty, Waterproof Interior/Exterior Brown Fiberglass Resin Repair in the Patching & Spackling Compound department at Lowes.com
Fiberglass Warehouse Fiberglass Resin – Premium Marine Grade Fiberglass Resin for Laminating, Coating and Repair - Gallon with 2oz MEKP – Low Viscosity Coating for Boats, RV, Car, Truck - Walmart.com