My son is almost 3 months and weighs 12.7 pounds and is in 2s.
My son was born 8lbs 12oz he wears a size 2. He is 2 months and weighs 15lbs. The 2s are fitting him a little tight already
My daughter is almost two months and just now wears a 1
Not sure...my son just switched to threes and he will be five months tomorrow
my son did right at 2 months