92%Nylon, 8%Elastane Imported Hook and Eye closure High Impact Sports Bra -- Wingslove sports bra features 20 different levels of bounce control, this design is ideal for any kind of workout including, walking, running, yoga, cycling, pilates, jogging, boxing and many more. Quickly Dry -- Quick-dry and breathable material help to wicks sweat and moisture. Lightweight mesh camisole front panel provides cooling ventilation and secures upper bust containment, makes you breathable and keeps your skin cool during sport. secures upper bust containment, makes you breathable and keeps your skin cool during sport. Full Coverage ＆ Bounce Control -- High sides and full coverage shape cover your breast greatly, no spillage. Perfect formfitting and flat seams design, reduces maximum bounces during high impact sport. Maximum Comfort -- The fabric of the inelastic front band and elastic side of wings make the fitness bra have a good performance while movement, stable and supportive in front, flexible and comfortable on the back, gives you an excellent wearing experience. U-shaped Back -- The U-shaped back increases the capacity of the back, short the distance between the shoulders, it helps reduce the pressure on the shoulders and prevent slipping. Two way back stretch allows for free range of movement while securely holding your workout bra in place for extra comfort.