Pair with cozy slippers for pajama perfection.Features a button-up Henley neckline with 2 buttons for easy dressing. Snug fit for safety, complying with federal regulations. Flame retardant-free, safe for babies and kids. Breathable, buttery-soft Bamboo blend fabric. 95% Viscose from Bamboo, 5% Spandex. Machine washable on gentle cycle; tumble dry low.