Ballet Rosa Women's Ryoko Bamboo Pants. Ryoko is the simplest choice to make in our line of chic performance wear, designed to be a staple in a dancer’s wardrobe our heavyweight stretch bamboo pants fit seamlessly into a dancer’s wardrobe. Heavy weight stretch bamboo, fitted ankle, easy fit elastic band.Have full range of motion, and the freedom to move when you're wearing the Ryoko Fitted Stretch Bamboo Dance Pants by Ballet Rosa.