Chameleon Art Products, Chameleon Detail Pen DOUBLE-ENDED PEN - A double-ended pen with two Fine Line nibs (0.6mm and 0.4mm). PERMANENT INK - Contains black dye-based ink that is permanent when dry and compatible with alcohol-based inks. DO NOT SMEAR - Whatever you draw will not smear when combined with Chameleon Color Tones permanent alcohol inks. SPECIFICATIONS - Use for illustrating, outlining and to accent stamping	LONG LASTING - Keep your pens top notch with our replaceable nibs and refillable inks. LONG LASTING - Keep your pens top notch with our replaceable nibs and refillable inks