EASY to USE & CLEAN: Dishwasher & Microwave Safe; no hand-washing necessary! This reliable, no-fuss coffee mug is anything but delicate. They’re the ideal complement to your busy lifestyle. Perfect for personalized printing with dye-sublimation. Create high-quality custom mugs with our 11oz. clear glass mugs These frosted glass mugs can be personalized with your business logo or any graphic of your choice. They even make great customer gifts! No matter the graphic, the print will shine with a powerful intensity. With the Dye Sublimation Transfer Process, you can print high quality digital images on a huge variety of items made of any material that is treated or polymer coated or garments made of polyester. The imprinting is accomplished using a printer, special sublimation inks, paper and a heat press. Note that when you order 1, you are ordering a case of 12 pieces