Luxuriously Soft, Modal Stretch Fabric Silky soft & smooth, naturally breathable with a luxurious feel for your best night’s sleep. Super Soft - No, really. You have to feel it to believe it. Won’t Stretch Out - Keeps its shape, no bag or sag. Non-Pilling - No lint balls or fuzz, wash after wash. Fade-Free - Looks newer for longer. When To Wear Sleep Pants for bedroom to breakfast and between the sheets (not for the streets). Additional Features Wide Leg Silhouette - For ease of movement and breathability. Stay-Put Waistband - Won’t roll, bunch, pinch or leave marks. Two Side Pockets - For your smartphone or midnight snacks. Tagless Label - Enhanced comfort, we really thought of everything. 90% Modal, 10% Spandex Machine wash cold. Tumble dry low.