Ishua 9pcs Flat Nylon Hair Watercolor Oil Painting Brush Set Artist Paintbrush Black High quality nylon hair will not shed, stray or spread while painting Seamless nickel ferrules won't rust or split. They are double-crimped to last longer and won't come loose after many uses This set contains a set of flat paintbrush of a variety of sizes, serves your multi-purposes Wooden handles give you more control of the brush while painting Suitable for watercolors, oils, acrylics