Sprayon® WL™ 941 Dry Weld Spatter Protectant is a powder formula that dries to a white film. Prevents spatter from sticking to metal surfaces during welding. Just brush or wipe off residue after welding. Does not contain silicone. Surface may be painted after use. Reveals Weld Cracks, Does Not Contain Silicone, Prevents Base Metal Spatter, and Brushes Off Easily.