Brave" Men's 100% Cotton/Flannel Sleep Pants 100% cotton J. Ann Junior/ Women's Cotton/Flannel Pajama Pants Material: 100% Cotton, Very soft feeling. Satin fabric drawstring. Covered elastic for added comfort Size (fits waist size) : Small (26-27") Medium (28-30"), Large (31-33"), X-Large ( 34-36") Irresistibly soft and cozy, this fleece pajama pant is very cute and comfy for everyday wear and lounging around.