Suitable for watercolor, oil painting, gouache, face painting, ceramics, hand art painting, etc.Great for artists, students, painters of all levels.A great gift for friends and family who love to paint.Nylon hairs do not scatter or fall out during the painting process.The ferrule is double crimped and attached to the handle so it won't move.Size: 20#, 30#, 40#, 50#, 60#Type: Watercolor BrushMaterial: NylonMaterial: Woodmaintain:1. It must be put into water quickly after use, otherwise it will become hard. Make sure to never leave them in water and dry them.2. Cleaning: Water based paints - warm soapy water, oil based/solvent based paints3. Drying/Storage: Lay flat or head up.Package Included:1 *Paint materialIf you have any questions about this product, please contact me, we will contact you within 24 hours and provide you with a satisfactory answer.The brush strokes are delicate and not easy to break the core.