Slip-On Dancers&reg; Tirant&eacute; Twiist Latest Stylish Accessory in Workout Footwear &ndash; Dance in Sneakers and Protect Knees Polyester Made in USA Specially designed for all kinds of dancing on smooth surfaces, including wood, rubber, and vinyl. Tirante Twiist Feature new stay-put heel strap. Sizes? Yes - You can get small for narrow feet or an extra large if you are wearing a men's size 11!