Molotow is the worlds leading name in Acrylic markers and are true innovators in producing the first twin tip Acrylic Marker Pen within their 'One4All' range. This premium quality pump marker pen is the only empty refillable, twin tipped marker on the market and features Molotow’s patented capillary and valve system – making it a truly unique and remarkable product. This unique empty marker can be filled with Molotow Refill Inks, as well as all forms and brands of fluid ink and can used with Molotow refill extensions for convenience and ease of use and the nibs can also be replaced. Features 1.5 and 4mm nibs