Wink of Stella Glitter Brush Pens are perfect for fun lettering or stamp projects! Available in 16 glittering colors, the Glitter Brush Pen sports a flexible nylon tip that allows thick or thin strokes. Pigment is water-based and acid-free. Wink of Stella Glitter Brush Pens are meant to be stored with the tip up. You will know you’re storing them correctly when you see the color sticker at the top.