Lumistick 12 inch Jumbo Glowstick Light Sticks Mixed Colors | Giant 15mm Thick Flat Bottom Chem Lights Ultra Bright Glows Up To 12 hours for Parties, Events, Camping, Emergency (Yellow, 20) BIGGER IS BETTER! At a whopping 12 inches long and 15 millimeters thick, these Jumbo Lumistick Glow Sticks are some of the biggest around. If you want a bold, bright glow that catches the attention of everyone around, accept no substitutes. Your order will contain 20 Giant Glow Sticks packed in our iconic blue Lumistick tube LONG LASTING LIGHT! 8-12 hours of peak brightness makes these 12 inch glow sticks ideal for music festivals, parties, weddings, swimming pools, Fourth of July, or any other application that calls for a bright light that lasts all night. GREAT FOR EMERGENCIES! These giant glow sticks are perfect for directing traffic and illuminating hazards in fun and highly visible way. Keep some in your car - they make a great safe and simple alternative to road flares. FACTORY FRESH! All Lumistick brand glow products are straight from the factory and sure to be brand new and fresh when you receive them. Can't use them all in one night? Lumistick Glow Sticks have a 2 year shelf life, so you can keep them on hand for any occasion that might come up! SAFE, NON-TOXIC glow sticks are suitable for ages 3 and up. Glow-in-the-dark party favors will light up your guests' faces at birthday or Halloween parties, Mardis Gras, music festivals, weddings, and Fourth of July celebrations.