HIGH-INTENSITY SUPPORT. The Nike Alpha Sports Bra is built to hold you in when you take off. Moulded cups have a compressive feel that gives you plenty of support. An adjustable back closure lets you find the right fit. Sweat-Wicking PowerDri-FIT Technology moves sweat from your skin for quicker evaporation to help you stay dry and comfortable. Supported MovementMoulded cups with a tight fit create great shape and support. The body and cups stretch to move with you. Adjustable ComfortAdjustable straps on the back let you get the right level of support. A hook back closure allows for easy on and off.