Three ways to play with your dog Throw like a frisbee. roles and tug with your dog If the chuckit lightplay products are illuminated 5 to 10 minutes by bright light, shine up to 30 minutes after the dark The dog stays healthy longer Holds your dog active Extend fetch time to early mornings and late nights with LIGHTPLAY fetch toys. Charge under bright light 5 to 10 minutes for 20 to 30 minutes of high-visibility lighted play. Recharge in seconds with a bright flashlight. Fast charging MAX GLOW rubber EVA foam and 2100 denier polyester construction. Glow in the dark 3D print on fabric. Classic football shape with reinforced rubber bite zones that allow easy pickup for small and large dogs alike. MAX GLOW products are made with a safe high quality photo luminescent material that is both chemically and biologically inert.