Specifications: Notebook, crisp and crisp The black is dark and the colors are vibrant, and the uni-ball one refill. Gel Ink Ballpoint Pen UMR-38S Product Size: φ2.4 x Total Length: 4.4 inches (6 x 112 mm); Weight: 0.08 oz (2.4 g); Ink Color: Red, One Ink; Main Unit: UMN-S-38; Art Shop Dot Com Postcard A; Limited Product! 1 x Cute Animal Postcard