The Amby is the original and safest hammock bed for babies in the market today. This world wide patented natural motion bed has been used worldwide by maternity hospitals and homes for the past 18 years. The Amby Baby Motion Bed has been recognized in the United States by the JPMA, a highly regarded certification authority, for its safety and effectiveness. If you have a baby with colic or reflux, a premature baby, or a baby who is a restless sleeper or short napper, then you especially might want to check out amby baby which mimics the natural movements within the mother’s womb.