... Brush/nail pen/nail toolsOur factory supply low, medium and high quality brush for different markets with competitive price ... bristle, bleached bristle, pony, weasel, fox,squirrel, goat, OX hairs and etc.2)Ferrule: nickel, aluminum , brass with plated!3)Handle ... bamboo, plastic, glass.All material we use of high quality and environmentally friendly4)Use: oil painting, acrylic painting ,water color , ...