We Match! Unisex Baby Happy First Father's Day Baby Bodysuit Approximate sizing: Newborn (up to 7 pounds), 6 Months (7-17 pounds), 12 Months (17-25 pounds), 18 Months (25-30 pounds) Super soft and durable. Solid colors and stripes are 100% cotton. Heathered colors are 88/22 cotton/poly blend. Newborn gowns fit babies up to approximately 12 pounds. Reinforced three-snap closure for easy diaper changes. CPSIA compliant. Machine wash warm/tumble dry low.