12pcs Detail Brush Ergonomic Triangular Handle Balanced Stable Drawing Tool for Acrylic Painting Item Type:Detail Brush Material: Beech Synthetic Wood, Nylon Wool, Alloy Specification: 12 Product Function: Marking, Drawing Suitable For: Acrylic, Oil Painting, Gouache, Watercolor, Etc. Pre treatment of the Brush: 1. Use Your Fingers to Gently Knead the Hair from the Top of the Pen, and then Immerse the Pen Tip in Warm Water of About 30 Degrees for 3 Minutes to Soak the Pen Tip. 2. When Using a New Pen, It is Very Normal to Lose a Few Bristles Slightly. It is Not a Quality Problem, So Please Don't Worry. Brush Care Instructions: 1. After Use of Non Oily Painting Such As Gouache, Watercolor, Makeup, Tracing, Industrial, Etc., You Must Immediately Wash It with Clean Water, and then Straighten the Direction of the Nib Brush and Put It in a Cool and Dry Place. Do Not Touch Other Objects when the Brush is Dry. to Prevent Deformation. 2. After Oil Painting, Acrylic, Nail Art, Color Painting, Etc. Are Used, They Must Be Cleaned with Turpentine or Light Detergent, and then Rinsed with Water, and the Nib Brush Should Be Straightened out and Placed in a Cool and Dry Place. Do Not Use the Brush when It is Dry. Touch Other Objects to Prevent Deformation.