People from all over the world have been falling asleep in our luxuriously soft Second Skin fabric, so it only made sense to have an official Sleep Tee. You'll be drifting off so quickly, you can give the sheep a night off. Premium Fabric: Luxurious silky-soft, non-pilling Modern Fit: Non-restrictive, designed for your body, not a box Fade-Free: No color fading, looks newer for longer Fabric Blend (Solid Colors and Prints): 90% Modal, 10% Spandex. Fabric Blend (Heathers): 47% Modal, 43% Polyester, 10% Spandex.