TWSBI Swipe Fountain Pen, Ice Blue, Dual-Use, Bold Nib, TW110024

Introducing the TWSBI SWIPE, a new style of fountain pen featuring three ink supply options: push-button converter, cartridge, and screw-button converter! TWSBI ink cartridges cannot be used with other brands of fountain pens. When using TWSBI ink cartridges, please use the included spring to ensure proper ink supply even under intense pressure. [Brand] TWSBI [Product Name] Swipe [Type] Cap-type Fountain Pen [Nib] Stainless steel nib, bold B [Mechanism] Converter/cartridge ink dual-use [Dimensions] Length: Approx. 138mm (storage) / Approx. 165mm (writing) Maximum barrel diameter: Approx. 13mm diameter Cap diameter: Approx. 14mm diameter (excluding clip) Weight: Approx. 12g [Accessories] Genuine manufacturer's case, instruction manual, spring, push-button converter (built-in), one black ink cartridge