This offer is valid in the US only from 3:15 a.m. PT on October 6, 2026, to 11:59 p.m. PT on October 7, 2026, and is valid on select styles, as marked, at RalphLauren.com, on The Ralph Lauren App, and in full-price Ralph Lauren retail stores. This offer is not valid at Polo Ralph Lauren Factory Stores. This offer is not valid on Collection merchandise, Double RL merchandise, eyewear, fragrance, gift cards, limited-edition collections, new arrivals, philanthropic merchandise, previously purchased merchandise, Purple Label merchandise, Ralph Lauren luxury accessories and footwear, select customizable merchandise, select home merchandise, or watches and fine jewelry. This offer has no cash value. This offer can only be combined with applicable offers for free shipping. This offer is not applicable to purchases being shipped internationally. For Customer Assistance, please call 888-475-7674.
Baby
Baby Size Guide
Apparel
Units toggle:
Sizes Sizes | height height | weight weight | waist waist |
|---|---|---|---|
Our baby clothes are cut small. When in doubt, choose the next size up.
Infant clothing (NB-24M) is fit to the rounder body of a baby; toddler clothing (2T-5) is fit to the leaner body of a mobile toddler.
For in-between sizes, choose the larger size.
Please note: sizes do not correspond to age.
All sizes are approximate.
Questions About Sizing?
We're here to help you find your best fit!