* 100% cotton * Machine wash, tumble dry * Size S * White This easy-fitting, long sleeve button-up shirt has a lightweight, breezy fit for your best sleep all year round. Features 100% Cotton, tonal stitching details, a front pocket, a straight hem, and delicate piping at the pocket, collar, and cuff seams. Pair with a cute cotton Poplin Shorts for a perfect sleep set.