Brighten your signature drinks with our 16 oz blue crystal tumbler. Each 16 oz. LED Blue Crystal Tumbler includes a lid with straw and lights up in 3 distinct light modes, fast flash, slow flash, and constant on. Perfect for nighttime events when blue fits your color scheme. Please note: Hand-wash only as this tumbler is neither microwave nor dishwasher safe. The ice effect in the cup will settle; appearance may vary creating different icy effects. Call for information on imprinting with your logo. Please order in increments of 1 glass.