Buy Gold Leaf Water Size Mop Brushes for Sale here. Brushes are for applying Water Size (gelatin-water) to glass when making a true Gold Mirror finish, known as the fine art of Reverse Glass Gilding. Gold Leaf Water Size Mop Brushes should be cleaned once before the first use in warm water and then should never be use in oil bases. Every once in a while you may need to clean your Gold Leaf Water Size Mop Brushes, if paint or oils contaminate the brush, simply use thinner to clean oil the contaminates then wash out with soap and warm water. After each use or cleaning, reshape the brush while wet for storage too keep the brushes original form. Individual Gold Leaf Water Size Mop Brushes listed BELOW!