MADE IN THE USA: Diamond wheel engraved and polished in the USA Our stemless Sailing Wine Tumbler helps you enliven any room. Pristine glass is brilliantly polished with a classic nod to navigation. Whether you fancy yourself a sailor, or a pirate, your designer intuition will always point true north.Rolf Glass is a U.S. glass decorating manufacturer and a market leader in quality tabletop giftware and personalized gifts. Known for unique, original, distinctive images, and timeless icons on quality crystal and glassware. Rolf Glass’s unique cut glass studio produces affordable and attractive designs for everyday use as well as special occasions. Located in Western Pennsylvania in the historic glassmaking town of Mount Pleasant, Rolf Glass prides itself on exceptional customer service and the ability as a domestic manufacturer to respond quickly and flexibly to customer's unique needs. In addition to the original Rolf Glass designs, Rolf Glass also provides custom monogramming, glass cutting, and custom engraving and etching.