120pcs Sublimation Blank Glass Coasters 3.9 Inch Square Insulated Photo Coasters
Qty: 120pcs / ctn. Color: Bright white sublimation surface, the other side is transparent. 185℃ (365℉) & 3 mins for heat presses (For single sided heat press machine, place the glass coaster white printable side down on image (image face up), and secure with thermal tape to make sure better sublimation finishing.).