Buy sizes at least three months ahead of your child's age. For easy changes, look for jumpers or coveralls that snap down the front or completely down the leg. Denim overalls wear well and make sense for a crawling baby. Buy only those clothes that open at the bottom for easy diaper changes. Undershirts are a nice way to add an extra layer of warmth.
Many parents prefer the one-piece styles that snap at the crotch.
Stretchy material fits best over a baby's big belly. Buy big and look for sweaters with loose armholes. It comes in a variety of styles, from one-piece suits for babies to jackets for older children. Hoods are a useful feature for this age. Look for hats that tie under the chin to better ensure they won't end up on the ground.