Medium Support Bra Open cutout design on the back,Elastic tape in the middle,give you extra suppor. Whether you are in fitness, running, yoga or other sports, the elastic band on the back can adjust the elasticity according to your movements, so that the bra fits your body more closely without being too tight. The straps are Supportive yet delicate. Wide Elastic Straps that Never Dig In,Minimizes the Pressure of Shoulder and Back,elastic band underneath, Prevent Rolling Up. Elastic hem 4-way stretch fabrics wrap around a 1.65-inch wide elastic hem so that the hem of the bra will return to its original appearance after repeated Pull-On, and will not become loose. Removable Cup The triangular sponge cup is placed between soft breathable butterfly net cloth and the net yarn, you can easily put in and take outb Breathable Fabric The breathable brocade cotton fabric of 80% NYLON & 12% SPANDEX can effectively sweat-wicking when you exercise, giving you long-lasting comfort APPLICABLE OCCASION Sexy U-neck bra, you can wear it to do some sports, such as yoga, running, fitness, cycling, swimming. It can also be matched with a blouse or jacket. When the weather is hot, this beautiful back bra will not lose its fashion in your daily wear.