Powzer Large Glow Bal is a glow in the dark toy ball for dogs. The high visibility color is ideal for your dog to play with during the day or at night. Simply expose to light to activate. Powzer Glow Ball is soft, safe and durable, suited to play with in the yard, at home or at the park. Get up, get active and have fun with your dog. Please remember to choose appropriate sized toy for your pet.