The Wooster 1" Yachtsman White China Bristle Varnish Brush is a paintbrush specifically intended for applying varnish and other finishes to surfaces such as wood or metal. The "Yachtsman" certification indicates that it is appropriate for marine applications, where durability and performance are critical owing to exposure to harsh environments such as seawater and UV radiation. The use of white China bristles implies high-quality bristles that can hold and transport paint smoothly, giving in a perfect finish. This brush size is ideal for little projects or detailed work requiring precision. Wooster is a well-known brand that produces high-quality painting equipment, thus their goods are reliable and long-lasting.