This Sexy Basics Warm & Cozy Polar Fleece Lounge Sleep Pant Collection features a saver 2 Pack Sleep Pj Lounge Pants in a soft and comfortable 100% Premium Polyester Polar Fleece Fabric . Mid Weight & warm enough for those cold nights yet comfortable enough for those semi cool nights out for a walk.. Cozy up all seasons with these fleece pajama pants. The loose fit and softly napped fabric create the ultimate comfort without being heavy. These pants will be the highlight of your day with their plush fleece fabric that feels simply sensational on the skin. Unlike other sleeping pants, the fleece is heavy enough to keep you comfy all through the night but is still breathable to prevent you from sweating -Perfect for staying warm in the cooler months, these pants will become softer with every wear.