Now you and your best friend can keep playtime going long after sundown. Just expose the ball to light and watch it glow in the dark. This soft, durable, non-toxic toy is great for indoor or outdoor play. Say goodbye to drool-encrusted tennis balls - Fetch & Glow by Spunky Pup is easy to clean, waterproof and even floats. So, wherever the fun takes you -- to the dog park, the beach, or just around the house -- Fetch & Glow will keep your dog running, jumping and fetching Day or Night! Available in fun assorted neon colors Pink, Orange, Yellow and Green (1 of each color per inner pack, small 2-pack is assorted colors per unit).Durable glows and floats PVC.