The Nighty Night Owl on the Go is proof that good things come in small packages. This fluffy travel companion features four different nature sounds to calm kids and promote peaceful sleep, especially in new environments. It is compact enough to clip onto a stroller, or pack into a diaper bag or carry-on luggage. The four soothing sound options are: -Gentle stream -Ocean Waves -Spring Showers -Whale Songs Creators of the twilight turtle and sleep sheep, Cloud B specializes in products that help children sleep with white noise sound products and light products that turn.