Specifications: Twin type that can be written from a celebration bag to your addresses. The slit tip is bold yet naturally flexible for easy writing. The ultra-fine is a sign pen type. Material: Shaft: Recycled PP, Cap, Front Shaft: PP, Nib: Nylon (Broad), Polyester, POM (Extra Fine) ◆Product Size: 0.5 x 0.5 x 6.8 inches (13 x 12 x 172 mm); Weight: 0.3 oz (9 g); Bold + Extra Fine; Ink Color: Black; Ink Component: Water-based dye; Blister Pack; [Art Shop Dot Com Postcard A]: 1 x Cute Animal Postcard