Whether out with Grandma and Grandpa on a cold winter day or out running errands this fully insulated and weather-resistnat baby bib is sure to keep your little one warm. The Patagonia Baby Puff Rider Overalls have room-to-grow contruction, providing two-position snaps on the shoulder straps and the ankle to ankle crotch zipper makes dressing and diaper changes a cinch. Featuring lightweight and compressible 200-g Quallofil insulation which insulates even when wet - a must-have for a baby's first winter experiences!