Women's Cotton On Rib Ruffle Boyleg Romper - Black - Shorts Elevate your bedtime routine with our Rib Ruffle program, featuring adorably cute ruffle trims making bedtime fun and stylish. Crafted from soft, ribbed jersey, this romper offer a snug fit with lots of stretch, ensuring a cozy night's sleep. Main: 48% Cotton, 47% Modal or Polynosic, 5% Elastane.