The Zebra G-750 Retractable Gel Pen is a refillable writing instrument made of brass with a knurled grip. It comes in a pack of two with black and blue ink colors. The pen has a medium point size of 0.7mm and a retractable closure. The product dimensions are 7.44 x 2.2 x 0.47 inches and it weighs 1.1 ounces. The pen is suitable for adults and has a pencil lead degree of 5.0. It is manufactured by Zebra in China and has a model number of 49802.