THIS VERSATILE 20 OZ MIXING GLASS HAS BEEN TREATED WITH LIBBEY’S PATENTED DURATUFF THERMAL AFTERPROCESS FOR PRESSED TUMBLERS WHICH GIVES THE TOP PORTION OF THE GLASS MAXIMUM RESISTANCE TO THERMAL AND MECHANICAL SHOCK. WHEN YOU SEE THE EMBOSSED DURATUFF NAME ON YOUR PRODUCT IT MEANS YOU’RE GETTING THE LONGEST SERVICE LIFE IN THE FOODSERVICE INDUSTRY.








