First setting for babies up to 56cms long and 4.5kgs in weight. It is the size of newborn, ideal to take to the hospital or clinic. Made of 100% organic cotton. It has wooden buttons on the jacket and is made without any interior seams, which causes zero irritation to the baby. Ideal for summer or halftime. It is a very thin and breathable cotton. Available in colors: Light gray, pink, white and mint. Wash with cold water and do not tumble dry.