Description: The new pen has no ink on the nib,after shaking it again and again, press the nib and pressurize it so that the ink to the nib can be used. Smooth writing on paper, comfortable hand feel, bright handwriting, ink waterproof, strong hiding power.Study, the key point in the job is clear at a glance, still can be on body,on the bag, on the stone doodles on the pictures. The Fine Acrylic Paint Markers Pens Injected Environmental Water-Based Ink, Non-Toxic, No Odor. Kids Free Use, No Worry Doing Painting. With these painters paint pens, you can draw on porcelain, ceramic,mug, metal, leather, paper, canvas, wood, brick, rock, metal, plastic and fabric and a variety of other surfaces. The vivid color will inspire your imagination and help you design what you like easily. Suitable for artists & art students, teenagers & adults. Specification: Material: Plastic Color : 13.2x0.1cm/5.20x0.04 inch 0.5mm Fine Acrylic Paint Pen Package Includes: 1 Piece 0.5mm Acrylic Paint Marker Pen Note: Please allow a little size error due to manual measurement. Please be reminded that due to lighting effects and monitor's brightness/contrast settings etc, the item's color may be slightly different from the pictures. Please understand.