80% Nylon, 11% Polyester, 9% ElastaneZipper closure?? PREMIUM MATERIAL: This comfortable seamless wirefree racerback sports bra is made of a comfortable Nylon / Spandex knit. Offers soft, luxurious feel and incredible fit, support and shape retention. Breathable and quick-dry?? ZIPPER FRONT CLOSURE: Easy to put on and take off with zipper front closure. Protective layer of clothe covers the zipper on the inside to prevent scratching your skin. Perfect for low impact activities or simply lounging around the house. Suitable as post-surgery bra.?? LOW / MEDIUM IMPACT racerback: Suitable support for sports like yoga, Pilates, gym workouts, and aerobics. Seamless and wireless design, it’s the bra that moves with you comfortably without irritation or chaffing against your skin.?? ELASTIC STRAPS: Extremely stretchy straps, great for all shapes and sizes. The straps are non-slip and connected to a racerback design for optimal mobility. This sports bra has great shape retention, so it will stay in shape no matter the activity.?? REMOVABLE PADDINGS: Designed for your comfort and convenience, whether you prefer with paddings or non-padded, this bra is capable of meeting your satisfaction with easily removable paddings.