Protege fine artist brushes are skillfully hand-crafted with maximum care, attention, and quality control practices to produce the perfect assortment of affordable painting instruments for every medium. The Protege travel brush is made with premium white nylon and is excellent for use with watercolor or gouache. The smoky black barrel fits tightly over the brush head and will connect snugly to the handle when not in use. Available in size 7, round, only. Make sure brush head is thoroughly dry before storing for an extended time period.