Light up the night with glowing lights as you zipline across your backyard! The B4 ADVENTURE Slackers® Night Riderz LED Flying Saucer Swing Seat is sold individually, and features intense glowing and rotating LED lights that can be seen for miles. Improve strength, athletic skills, and balance while riding just a few feet off the ground. The Slackers Flying Saucer Seat holds up to 250 lbs. and works with any zipline. Requires 3 AA batteries, included.