Isotoner Mens Thermal Sleep Sets - Open Bottom Super Soft Jersey Spandex/Polyester Blend Pajamas Super Soft Jersey Polyester/Spandex Blended Material Stay Dry and Cool Super Soft Breathability- Breathable Air Tech Moisture Management Dri-Fusion Tech Feather Weight 4 Way Stretch Tag Free for Comfort Stretch Elastic Waistband Classic Fit with Shape Retention Machine Wash Cold With Like Colors Only Non Chlorine Bleach When Needed Tumble Dry Low