1 1/2 Twinkling star -A "1 1/2" Twinkling Star is a 1.5-foot-long (18 inches) fireworks cracker that produces a star-like glitter and sparkle effect, commonly used to add to the festive atmosphere of celebrations like Diwali. It is a type of sparkler designed to be a "noise maker" or glittering cracker, creating a visual effect rather than a loud sound