The long awaited TRANSFORMER™ refills complement the marker system. Both inks are alcohol-based, buff-resistent and quick-drying.The handy 60 ml refill will be available in 10 bright colors. The large 250 ml refill is not just a simple refill … it’s a true secret weapon. Just like all TRANSFORMER™ markers and bodies it is equipped with the standardized TRANSFORMER™screw-thread. All you have to do is insert the TRANSFORMER™ pump-valve and screw on an X-change head of your choice and with in seconds you have a real monster marker! The 250 ml refill is available in 3 colors. Available at your local dealer – December 2010