He will be the talk of the town in his baby boy baptism outfit. This little Baby Boy Outfit is a baby bubble or baby bubble romper in white and smocked in navy geometric pattern.. Our baby boy clothes are quality special occasion clothing. We use 2 measurements for you to determine your size. Chest is measured from armpit to armpit and crotch is measured from the center back of the neck to the center of the crotch. Smocked Boy Bubble Size..................Chest................Crotch NB..................9.5 in.................14 in 3 Mo..............10 in...................15 in 6 Mo.............10.5 in.................15.5 in 9 Mo..............11 in....................16.5 in 12 mo..............11 in...................17 in 18 Mo..............11.5 in................18 in 24 Mo...............12 in..................19 in. Baby Christmas Bubble Suit | Baby Bubble Romper | Baby Boy Clothes | Baby Bubble Suit | Boys Christmas Outfit | Christmas Outfits