Extend fetch time to early mornings and late nights with Chuckit! Kick Fetch Max Glow fetch toys. Charge under bright light 5 to 10 minutes for 20 to 30 minutes of high-visibility, lighted play. MAX GLOW products are made with a safe, high quality photo luminescent material that is both chemically and biologically inert. Recharge in seconds with a bright flashlight. Fast charging MAX GLOW rubber, EVA foam and 2100 denier polyester construction. Deep ridges make it easier for your dog to retrieve. Kick to play for hours of interactive fun with your dog!.