The Nightzone Light Up Disc from Toysmith is a fun new way for active play at night! Designed for ages 6 years and older, this 10 inch diameter disc features LED lights that glow for over 20 hours. Fun for family and friends, in the backyard, at the park, or at the beach. Just toss it and watch as it whizzes through the air. Requires 2 CR2032 batteries (included).