Everyone can use a pair of long underwear. Especially if you live in a cooler climate with harsh winters or if you plan a fun ski trip. These thermal bottoms are a great basic for layering under your clothing in any cooler temps. The fabric is a nice cotton blend that is soft for maximum comfort all day long. The bottoms include an elastic waistband for a nice stretch and better fit. You can wear these under snow or ski gear or simply as pajama pants at night. It is machine washable for easy care. These bottoms would make a great gift for your loved one to keep them staying warm and cozy. Thermal: This long underwear is a great basic for layering under your clothes during the cold winter months. Soft: The fabric is a nice cotton blend that is soft for maximum comfort all day long. Details: The bottoms include an elastic waistband for nice stretch and a better fit. Versatile: You can wear these under snow or ski pants or simply as pajama pants. Easy care: The long underwear is machine washable for easy care.