Nike Biker short and Bra set The Nike Pro Shorts are made with stretchy, sleek and supportive fabric that wicks sweat to help you stay dry and comfortable during your workout. This product is made with at least 50% recycled polyester fibers. FIT & DESIGN: Tight fit for a body-hugging feel Medium support: feels like a snug hold to keep everything in place Mid-Rise: sits just below your natural waist (smallest part of your torso) Nike Dri-FIT technology helps you stay dry, comfortable and focused A wide, mid-rise elastic waistband feels supportive around your core