Extend fetch time to early mornings and late nights with Chuckit! ZipFlight Max Glowtch toys. Charge under bright light for 5 to 10 minutes for 20 to 30 minutes of high-visibility, lighted play. Max Glow products are made with a safe, high-quality, photoluminescent material that is chemically and biologically inert. Recharge in seconds with a bright flashlight. Fast charging Max Glow rubber, EVA foam, and 2100 denier polyester construction. The glow-in-the-dark 3D print on the fabric and the rubber ring on the bottom help you and your dog find the flyer no matter what side it lands on.