Open, the Bullet measures 13.5cm, with a closed length of 9.4cm. All the Bullet Space Pen series contain PR4 black ink, medium point. Gift Boxed.Stainless steel, precision-machined socket prevents leaks and oozing, yet delivers instant uniform ink flow. Thixotropic ink in a hermetically sealed and pressurized reservoir writes three times longer.The Fisher Space Pen will write : - at any angle, even upside down, - in extreme cold conditions from -20c, - in extreme hot conditions to +200c, - in the gravity-free vacuum of space, - underwater, on wet paper or over grease without EVER drying outOfficial Fisher ProductSupplied in Presentation Gift Box. PLEASE NOTE that the style of gift box will varycontains PR4 black ink, medium pointWill write at any angle and upside downwrites on wet/greasy paperOpen the Bullet measures 133mm, with a closed length of 95mm.