Seniko bambusova olovka bez tinte

The Seniko bamboo inkless pen does not require ink cartridges or refill. The pen's black graphite tip is designed to leave visible traces as it makes contact with the writing surface. Choosing a pen made of bamboo promotes making more sustainable choices, and encourages the use of renewable materials. Writing length: 1500 metres. Nib size: 0.5 mm.