Coaster (Square)w/cork back, 3.75 x 3.75 Unisub hardboard (Blank) **Sublimation Blank*
This Unisub hardboard coaster provides the ideal surface for sublimation customization. Made of MDF and featuring a cork backing, it is 3.75 x 3.75 inches, making it easy to display. Ensure all the film is removed before printing for optimal results.
Heat settings: 400 degrees/60 seconds. Light to medium pressure. Heat settings may change based on heat press model.
Best print size for full coaster coverage 3.95 x 3.95
*Remove the plastic film from the substrate before pressing.