DanceNwear Big Girls Cotton Blend Long Sleeve Turtleneck (Mock-neck) Leotard with Back Zipper DanceNwear Child / Youth Cotton Blend Long Sleeve Turtleneck (Mock-neck) Leotard with Back Zipper Framed sweetheart neckline Made of 90% Cotton, 10% Lycra Great for Dancing, Excercise, Costume or Wearing for Warmth.