Sakura Sign ID Ball Pen Refill Set Ink Color:Classic Black A clear ink window allows

A clear ink window allows easy level monitoring

The wooden body allows easy sharpening and ensures durability during regular use

ideal for planning

making long writing sessions effortless

Fan: 4 & Filbert: 8

Sakura Sign ID Ball Pen Refill Set Ink Color:Classic Black A clear ink window allowsThe Sakura Sign ID Ball Pen Refill is a versatile and high quality replacement cartridge designed to keep your favorite pen performing smoothly. Available in both 0. 4 mm and 0. 5 mm ball sizes, these refills deliver crisp, consistent lines whether you prefer ultra fine detail or a slightly bolder stroke. Each refill features a durable plastic body that fits snugly into compatible Sakura Sign ID and similar pen barrels, making installation quick and