This unisex jumper will fit an average 0 to 3 month old. It opens with two larger buttons at the shoulders as well as two smaller buttons in the crotch for easy diaper changes. The buttons are a feature from my vintage button collection.
Unisex Farm Animals Romper - Newborn to 3 months
This one piece jumper is 11.5" or 30 cm from front neckline to crotch opening. The arm opening is 3.5" deep or 9 cm. The fullest part of the bodice, just above the belly is 18" or 46 cm around.