If your baby is chubby, please choose a size up. Size: 70—Top Length 15 inch— Bust 8.7*2 inch—Sleeve Length 10.2 inch—Pants Length 12.2 inch—Age 0-3M 80—Top Length 15.7 inch— Bust 9.5*2 inch—Sleeve Length 10.8 inch—Pants Length 12.6 inch—Age 3-9M 90—Top Length 16.5 inch— Bust 10.2*2 inch—Sleeve Length 11.4 inch—Pants Length 13.8 inch—Age 9-18M 100—Top...