LOONEY TUNES Tasmanian Devil Mens Comfortable Fit Polar Fleece Thermal Sleepwear / Pajama Pants - Black & Brown Very high quality mens sleepwear - satisfaction guaranteed Extremely high quality fabric: 100% polar fleece micro-polyester; Machine washable Fabric covered elastic waistband with drawstring for added comfort Tasmanian Devil logo printed allover for a classic look Relaxed styling provides a comfortable and casual fit; Functional button fly for convenience