Custom Birthday Rex T Shirt - Birthday Shirt for Boy - Birthday Shirt for Girl -Personalized Dinosaur Birthday The infant and toddler shirts are Rabbit Skins The Youth Shirts are Bella and Canvas. Please look carefully at measurement details on the chart provided. Shirts are: 100% Airlume combed and ring-spun cotton Side Seamed Retail Fit High quality soft fabric Unisex is a looser fit, very similar to men's sizing. Design Professional Grade Heat Transfer Vinyl Care Machine wash warm Wash inside out with like colors Tumble dry low hear or hang to dry Do not iron directly over design No bleach or fabric softener NOTES Any jeans, shoes or accessories pictured are NOT included.