J. Crew Gwyneth Slip Skirt Linen in Black Size M Sold out! Great condition- see photos for measurements 100% linen. Elastic waistband. Machine wash. The iconic, '90s-inspired slip skirt, now in linen. This one comes with an easy elastic waistband and hits slightly below the knee. Plus, it's crafted from our lightweight, breathable 100 percent linen fabric that is guaranteed to keep you looking and feeling cool. I strive to reduce my waste so your items may arrive in reused mailers/boxes.