NHL St. Louis Blues WOMENS Polar Fleece Sleepwear / Pajama Pants M Multicolor 100% authentic NHL merchandise, satisfaction guaranteed. EXCELLENT FABRIC: 100% polar fleece micro-polyester; High quality machine washable material. Team logo printed allover the pants for a sporty look. Fabric covered elastic waistband with drawstrings provide comfortable support. Relaxed styling provides a comfortable and casual fit.