Extend fetch time to early mornings and late nights with LIGHTPLAY fetch toys. Bright, long-lasting glow – 5 minutes generates 20 to 30 minutes of high-visibility, lighted play. Made of high quality materials and proprietary glow pigment. Allows the game to keep going when the sun goes down. Glow in the dark charges quickly under any bright light. Use in the park, in your backyard, or anywhere there is plenty of room. Recharge in seconds with a bright flashlight. Fast charging Max Glow rubber helps you and your dog track the ball in low light. Launcher compatible. Max Glow products are made with a safe, high quality photo luminescent material that is both chemically and biologically inert.