Over 20 million Cool Nights® PJs sold. No sleep collection is complete without a classic v-neck tank—this one will keep you cool for a great night's sleep. Now with a soft new slub texture. Looking for the matching bottom? Check out our Cool Nights® Banded Ankle Pajama Pant! Details: V-neck + back 25" on body Small front pocket Relaxed fit 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.