Milliard (30 Glow Stick Style Glow Glasses: 8" Non-toxic Party Assorted Colors, Adjustable and Long Lasting - 30 Count Make an instant light show anywhere. Just bend, shake and glow for 8-12 hours of bright, colorful light. Great party favor for birthdays, dances, concerts, holidays, barbeques, costumes, class trips, picnics, or just fun for anyone aged 3 to 103! Glow glasses are also great for emergencies. Use them as a fun backup light source for power outages, camping, or for keeping an eye on children in the dark. One size fits all! Bendable and adjustable for big or small faces. 30 Non-toxic Glow glasses in assorted colors. Blue, green, yellow, red, and orange. Each are 8 inches wide.