Joint, Unprinted, Bristle White, Size 10, 30mm x 10 pieces Made by Otsuka Brush Manufacturing Co., Ltd. Material: Goat hair (Yan-o) Recommended for painting into corners, joints, narrow spaces, edges, and small items. Since it is an inexpensive product, it is also cost-effective for disposable use. Please use it for oil-based paints. It will be placed in an envelope without measures to prevent wetting or bending. It will be shipped via Nekopos (a Japanese delivery service).