Fun Central E4 6" Standard Glow Sticks - Yellow 25ct SIZE: Premium Glow in the Dark Sticks measures 6 inches long that comes in whitee. Each glow stick has a diameter of 1 cm. HOW TO USE: Make the stick glow by snapping it and then shaking it. Glows once for 8-12 hours. Pre-attached caps, useful for hanging the glow sticks, are included. PERFECT FOR PARTIES: The perfect Party Supplies is now in store. This Glow in the Dark Sticks is perfect for different kinds of parties and events such as Mardi Gras, rave parties, birthday parties, pool parties, Christmas parties, Halloween parties, concerts, weddings and many more! INCLUDES: Glow in the Dark Sticks are packed in a black bag which includes: 25 pieces of Glow Sticks that comes bright Yellow color comes with a pre-attached hook and lanyard. MANUFACTURING: This Glow Sticks is made from high quality material that is safe, non-toxic and CPSIA Compliant. Each Glow Stick is strong, durable and can last for a long time.