These blank sublimation coasters and placemats are made from single side painted white mdf and measure 90mm x 90mm square for the coaster and 250mm x 195mm for the placemat, both with radiused corners. They have an unfinished back so you may wish to add your own rubber feet. They are ideal for vinyl or sublimation, please be aware these have an almost matt finish unlike our gloss sublimation coasters.
 
Recommended heating Time and Temp : 180 C for 60 - 70 sec at medium pressure.