This adorable "Big Brother" shirt will be a great great for a boy to show off his new " big brother" status! Many couples choose to announce they are expecting with the older child wearing this shirt. Please include the name in the notes section, when you place your order. Please be sure to read the size chart before placing your order to make sure you order the correct size. Carterâs brand is used for the bodysuits, Rabbit skins brands are used for 12-24m t-shirts and for 2T-4T, and Gildan is used for youth sizes Small-Large. Carterâs Brand Bodysuits are used Size Height Weight Newborn under 21 in under 8lbs 3 months 21.5-24 in 8-12 lb 6 months 24-26 Â½ in 12.5-16.5 lb 9 months 26.5-28.5 in 16.5-20.5 lb 12 months 28.5-30.5 in 20.5-24.5 lb 18 months 30.5- 32.5 in 24.5-27.5 lb 24 months 32.5-34 in 27.5- 30 lb 12-18 month t-shirt 18-24 month t-shirt Toddler T-shirts Size Chart: Toddler Sizes Sizes / Body Length / Body Width 2T 15" 13" 3T 16" 14" 4T 18 Â½ 15" 5T 19 Â½ 16â Small(6-8) 20â 16â Medium(10-12) 22â 17â Large(14-16) 24â 18â WASHING INSTRUCTIONS Turn garment inside out and wash in cold water using a mild detergent. Do not use bleach or fabric softener. Dry on low heat setting. Do not iron directly on the transferred area!!!