Brighten up your next promotional campaign when you make a gift or giveaway of the Light-Up-Your-Logo tumbler! This 6.75" x 2.75" 304 stainless steel and ABS plastic tumbler has double-wall insulation to maintain the temperature of 16 ounces of your favorite beverages. The snap-tight lid has a hole for sipping or to place a straw. Available in black or navy blue. Add your organizational or company logo, emblem or message. Each unit includes 2 CR2032 batteries, and you can light up that logo by pressing the button on the base or shaking the tumbler. US Patent: 10,874,232 B2