MysticLand Tumblers, Manny Weizer Crystal Glasses, Frosted Golden Pink Blue, 12 Oz, 6 Pack Crystal 21 (Sand blasted for Longer Liquid coolness) Hand Painted with Permanent Luster Colors Dish washer Safe (Durable, Scratch resistant) 12 oz liquid capacity Color Changable; Interactive with variable light spectra of the day and the night