Toyo-Sasaki Glass' long running brand HS (Hard-Strong) made its debut in 1967 as Japan’s first commercialized glass-rim toughened glassware. 00346HS was awarded the prestigious "Long Life Award" from Good Design Award in 1974. Its safety and quality have been loved broadly in hospitality and food-service industries worldwide. Dishwasher safe, perfect in space-saving on any tabletops at restaurants, café, bars and home use.
HS Stackable Tumbler has TSG Hard Strong Blue proprietary glass toughening process, which makes this glassware durable.