With its gas pressurised refill, the Tombow XPA writes upside down or even in space. The perfect companion when on the go; travels, outdoor sport activities and many more. With it´s telescope mechanism, the pen can be reduced to a compact size and fits everywhere: in your sports jacket, in your bag or briefcase. The telescopic mechanism allows it to be opened out to a normal length for writing. At the same time the refill is activated. To be certain of not losing it, its press-stud is equipped with a practical opening fastening designed for a spring hook. Available in two colours. Ink. colour: blue. refillable. cartridge: BR-VMP-15.