Summer Men Modal Pajama Pants Plus Size Pajama Bottoms Yoga Pants Made in USA or Imported Fabric:94.3% Spandex cellulose fibers+ 5.7% Spandex High quality elastic waistband, very comfortable. more details about the size in the description With the Waistband drawstring design that you can adjust waist size to meet the needs of different sizes, more convenient and practical. Bilateral pockets, high quality workmanship. Washed with water temperature that is below 40  C, Not chlorine bleaching