Staedtler Triplus 334 C30P Fine Liner Pens in 30 Colours New! The #1 Selling Staedtler Triplus Fine Liner Pens; now in an even bigger; 30-piece set. Fineliner in ergonomic triangular shape for relaxed and easy writing. 30 pcs of fine-line pens in vibrant colors are perfect for children's activity, arts, crafts and adult coloring books. DRY SAFE - can be left uncapped for days without drying up. #1 Best Seller in Pens for Coloring Books for Grown-Ups. **** Please note that these are thin and narrow pens and are not intended to fill-in larger areas. These fine-liner pens may have little to moderate "bleed through" depending on the type of paper- or coloring book used ****