From contrast piping and a classic notch collar to fabric-covered buttons, this long-sleeve pajama top has pretty details everywhere you look. It's crafted from our exclusive Cool Nights® fabric that always feels cool against the skin so you're comfortable all night long. Look for the matching Cool Nights® pajama shorts for the ultimate sleepwear combo. P.S. The button-front design is an excellent option for breastfeeding mamas. Details Long sleeves Notch collar Single chest pocket Piping trim on collar, pocket, and sleeves Button-front closure with fabric-wrapped buttons 25" on body Cool Nights® is made with lightweight rayon fibers that stay cool to the touch and keep the fabric from sticking to your body. 93% Rayon, 7% Spandex Machine wash cold, gentle cycle. Only non-chlorine bleach. Tumble dry low. Warm iron.