Art Ruling Pen Set, Masking Fluid Pen with 4 Pieces Glue Residue Eraser for5892\n\nMaterial: This ruling pens feature a metal nib with a green plastic handle, applied for drawing fine with paint, ink or masking fluid, the glue and residue eraser is made of rubber, which is safe and to use, they are elastic and 't easy to break after pressing, .\nEasy to Use: These masking fluid pens easily adjust to a variety of line widths and renders them precisely, each adhesive remove eraser can help you to remove most adhesive residue conveniently.\nFunction: The adhesive remove eraser can remove adhesives and residues from paper, plastic and more , perfect for school, home, using, help you to clean watercolor, sketch, glass, plastic, leather, boards and so on; Ruling pens are a traditionally designed instrument that down lines in ink, paint or any liquid medium that has the viscosity to .\nPackage Include: You receive 4 pieces glue residue eraser and 1 piece art ruling pen, 5 pieces in totn