Package comes with 5 pack pen refills, enough for you use. Color: black ink Material: metal Medium point: 1.0 mm Length: 3.9 inch/ 9.8 cm Package included: 5/6/10/12 x Ballpoint pen refills Colour: Black/Blue Ink Refill. Great additions to your writing supplies. Dimensions: The length of the pen refill 3.9 inch/ 9.8 cm, 1.0 mm medium point for smooth writing; Note: Please check the size before purchasing. Quantity: 5/6/10/12pcs, a large amount of pen refills are enough for your use; You can share with classmates or friends. Good quality: the body of refill is made of metal material, lightweight and smooth; Ink quickly dries with a consistent ink flow, won't bleed through, help extend the life of your favorite expensive pen. Fit various writing occasion: metal ballpoint pen refill is suitable for office, business, school and home etc.;