11" Light Up Fiber Optic Bracelets are a bright and easy to use glowing party accessory! Ideal for special events, dance parties and concerts. Glow Bracelets create a dazzling and lighted effect and can be used in a variety of situations. The 11" Lighted Bracelets are a 1/2 Inch in thickness and 11 Inches long when stretched out straight. These Lighted Bracelets come with internal batteries and are cased by a durable and strong plastic. Brighten up your event and surprise your guests with the affordable and bright LED Bracelets.