8 oz Premium Juice Glasses - Set of 4 - Unbreakable Tritan Plastic - BPA Free - 100% Made in Japan (Yellow) SPECIFICATION  Set of 4 cups, 100% Made in Japan, Tritan plastic (BPA Free / Prop 65 compliant). QUALITY - No plastic smell, unbreakable, and reassuringly heavy - with the look and feel of glass. HASSLE FREE - Innovative dappled interior design prevents tumblers sticking together when stacked. DISHWASHER SAFE - Tested in lab in Japan, over 1000 wash cycles with no cracks or hazing. BE CREATIVE - Our customers use them as water, beer and whiskey glasses as well as cups for coffee!