12 Pieces Double Line Pen Markers Outline Marker Pens Permanent Double Outline Pens Self-Outline Metallic Markers Colored Painting Double-Line Pens for Christmas Card Drawing Greeting Cards Craft

12 Pieces double line pen markers outline marker pens permanent double outline pens self-outline metallic markers colored painting double-line pens for christmas card drawing greeting cards craft Features: Ideal gifts: These double line pen markers will be practical gifts to your friends, sister, brother, classmates, colleagues, relatives and others on birthday, Christmas, New Year. Using instructions: Each time before use, please shake the pen to make the metallic ink evenly mixed into the pigment ink. Press the pen on the table several times to pump out ink. Due to the strong penetrability of the ink, it is recommended to use paper with a thickness of 80 g or more to avoid the ink penetrating the opposite side of the paper. Re-cap the marker pens immediately after use and store horizontally. When not in use, the metallic ink and the pigment ink will separate, resulting in only one color or the metallic color is not obvious when applied again. At this time, please shake the pen to mix the two inks evenly. Specifications: Material: plastic, ink Size: as shown Color: 12 color as shown Quantity: 12 pieces Package includes: 12 x Double line pen markers Note: Due to manual measurement, please allow a difference of 0.1-0.5 cm. Due to different computer screens, the colors of the actual items may be slightly different from the list images. Thank you for your understanding. Contains small parts. Not suitable for children under 3 years old.