YINO 10pcs Classic Fountain Pen Small Vintage Hooded Nib Hero 616 Regular Size in a Pack 3 colors Specification Exquisite design, smooth and comfortable writing, Pen does NOT come with ink, Ink Cartridge International Standard The pens have a built in converter and bladder system. squeeze the bladder and suck up ink. Dimensions: 5.55 in x 0.47 in x 0.47 in (14.1 cm x 1.2 cm x 1.2 cm) & each pen weight 13g Nib Size : S , Cap : Push Type