A peaceful night's sleep is not only important for the whole family, but also for baby's development. Help your baby settle down to a peaceful sleep with Ewan the sheep. Ewan replicates the soothing sounds of a pregnant mum's womb and heartbeat. The sounds have been combined with household, musical and natural sounds at low bass frequencies of 125hz to produce ;pink noise. This is the type of noise that babies predominantly hear when in the womb, which is why it is so effective. Ewan also emits a soothing pink glow research has shown that babies are comforted by certain aspects of the womb, so a pink ambient glow is the natural choice for the dream sheeps tummy