Our LED Blue 8" Flying Disc measures 8" in diameter and features a steady mode bright blue LED light. The perfect outdoor party favor and game and is fun for days with friends and evening events too! This light-up flying disc is perfect also to play catch with your dog at night or for any nighttime ultimate frisbee tournaments. Don't forget to wear a LED necklace and bracelet for even more visibility! 2 x CR2016 replaceable batteries are included and installed. Sold by the individual disc. Please order in increments of 1 flying disc.