Organic cotton. Snaps for convenient diaper changing. Perfect for packing and easy to wear rompers for vacation time. Stylish still practical and comfortable for your little one. There may be some fading due to the baby/eco-friendly inks (water-based without chemicals) that we use on our products. Care Instructions: Machine wash cold. Use mild detergent. Do not bleach. Tumble dry low heat or hang to dry. Touch up with iron on polyester setting. Do not dry clean.