Description Refillable Pump-Action Touch-up Paint Markers 15ml – Pack.20 Manufactured from lightweight Aluminium. Pump-action spring loaded valve dispenses the correct amount required. Simply fill the empty paint blank tube body. Leave the paint shaker ball-bearing inside the marker body before filling. Screw the upper section of the marker onto the marker body, then give the pen a little shake and you’re ready to go. To activate the paint flowing through the nib, simply press down on the nib a few times. Can be filled and used with most types of paint coatings and ink materials. They work well with auto paints, Art Acrylics, Oil and Water-Based Paints, Watercolors, Stains, Inks, Dyes, etc. Perfect for auto paint touch-ups. Suitable for arts and crafts, drawing, illustrations. Pack of 20 Empty lightweight Aluminium Blank Paint Touch-Up Markers. Each pen has a 5 mm diameter tip nib.