Material: 95% Cotton+5% Spandex material blend, lightweight, skin friendly and breathable, fit for girls and boys Classic Two-Piece Pajama Set: Long sleeve button-down top and elastic long pants two pieces sleeper clothes set for winter and fall, keeps your baby cozy and warm Versatile Button-Front Design: Buttons-front pajama set for children kids, perfetc for pajama party, sleep on it, sleeping wear, casual loungewear, everday, birthday gift, Christmas pajama set, baby and toddler matching pajamas Size Range and Fit: Fit for 6-24 months baby boys girls and 2-7 years old little boy and little girls, classic kids pajamas is sleepwear for kids Package: 1pcs PJ shirt+1 pcs PJ pants, spring/fall/winter, baby girl boy long pants outfit 2pcs fall clothes set Easy Care and Maintenance: Machine washable cotton blend fabric makes cleaning simple and convenient for busy parents while maintaining softness and durability after multiple washes