4 blue cartridges for a longer lasting pen. Accredited with NF 400 writing instruments eco label. Stable 250g weighted base and secure chrome chain. Contains 2 adhesive pads to secure to counter or desk. Medium 1. 0mm tip writes a 0. 4mm line width. Approx Dimensions (CM): D14.4 W11.2 H5.2. Approx Weight (KG):0.272.