Light up Champagne Glass, Multi Colored - Set of 12 Glasses LED Champagne Flutes: Multiple Color options easily changeable with a push button on the bottom of the glass. Along with color rotation option Wonderful Party Favors: Make your memorable moments light up with something everyone can enjoy and keep remembering that day for years to come Batteries Included & Easily Changeable: We include the 2 AG13 Batteries required to turn these Champagne Flutes from just clear plastic into a vibrant light show in your hand FDA Approved: The materials these glasses are made with is rated as food safe material. They are also hand washable with the exception of the stem where the 3 mini LEDs are located that is suggested for pot cleaning with a damp towel only. FIRST CLASS CUSTOMER SERVICE: GlowCity strives to provide the best customer service to our customers. We provide a 60-day hassle free repair/replace guarantee on all our products.