Gel pen writes in two tones with silver metallic outlined by another contrasting color as you write. Ideal for use on uncoated fibrous paper. Use for handmade craft cards, invitations, gift tags, drawing, line borders, lettering templates and more. Patented gel ink does not smear, feather or bleed through most papers. Delivers a smooth feel and dries quickly. Ink formula is water-based, dye-colored and odorless. Rollerball pen with a 1.0mm ball diameter delivers a bold 0.7mm line effect. Meets ACMI nontoxicity standards. Not recommended for use on fabrics intended to be washed. Not evaluated for cosmetic use on skin.