List of essential supplies for three-month-old babies Novice parents must prepare the baby\’s daily necessities before preparing for the birth of the baby. When the baby reaches 3 months old, the baby\’s life and needs will also change. This article will recommend a list of essential supplies for new parents for their three-month-old baby. Sleep products Baby\’s sleep is the key to growing up happily. Novice parents can consider purchasing the following sleep products: 1. Height-adjustable crib. Three-month-old babies may start to learn to roll over. At this time, the height of the bed needs to be lowered to ensure the baby\’s safety. Adjustable height crib can be adjusted according to the baby\’s