Eli is probably onto the next size. Take 15% off the stage you need.
Size 9-12M
Eli is probably crawling now.
It has been about six months since you ordered the 3-6M sleeper set. Babies grow on a schedule that does not wait, so the closet that fit in spring is likely a size too small today.
We rebuilt the staples in 9-12M, and here is the part that helps: take 15% off your next stage with code GROW15.