‎95%polyester and 5%spandex

95%polyester and 5%spandex FITS B-O-PP-Y LOUNGER PERFECT:Stop worrying whether these baby lounger covers are going to fit your lounger- thanks to its 4 way stretch fabric,it will fit loungers and easy to put on and take off. PREMIUM QUALITY: ultra soft jersey knit of the baby lounger covers are going to treat you baby’s skin like royalty- forget about rashes and undesirable skin infections!