Promotional Tumblers & Travel Mugs, Blue String Light 16 oz LED Cup - Light Modes & Reusable, Our Blue String Light 16oz LED Cup lights up with super bright light string of blue LED's in between the double walls of this clear acrylic plastic cup with your choice of light modes. Choose from slow flash, fast flash or constant on. Each LED cup conveniently comes with a matching lid and straw and measures 2.5" across the bottom, 4" across the top, and 7" tall without the included 9" clear straw. Perfect for signature drinks for bars, restaurants, weddings, communions, anniversaries, and more! These fun string lights are sure to brighten your imprinted logo or brand. Each LED Cup includes 3 replaceable AG13 batteries which are included & installed. The reusable cups are NOT safe for microwave or dishwasher. Hand wash only. ... #LIT861 $9.44/each.