BREATHABLE FABRICS: 94% Polyester, 6% Spandex; Back: 60% Nylon, 40% Spandex. Breathable and stretchy fabrics for ultimate comfort, it feels soft, thin, skin-friendly and lightweight with just the right amount of stretch, and you can wear this at work and be comfortable all day. The fabric is not easy to fade, no pilling. DOUBLE LAYERS ON THE FRONT: Use a double panel binder made with a polyester spandex blend for extra flattening effect. The outer layer of stretchy compression fabric for flat appearance, the inner layer of micro-elastic lining to hide the breasts and give you a comfortable compression feel. Excellent to make your chest flat and keep the breast in place, help you regain confidence! EASY TO PUT ON AND TAKE OFF: The compression binder is stretchy that can be easily put on and take off. The chest area is comfortable to the touch, snug and breathable. It doesn't dig into your arm pits, the necklines is low and the straps are the right width, bringing you a fantastic wear experience. PRIDE HALF BINDER: Our binder is Pullover Designed with No Clasps or Hooks or Metals. And easily to match all kinds of different clothes. It will give you the full coverage and support you need, not restrict your movement or breathing. USER GROUP: Transgender, FTM, Women, as a Stage Cosplay Show Costume or someone dislike large breasts. If you just wanna get a affordable chest binder that allow you to move and breathe or anyone who wants to look flat, just get this one!