Under Armour Seamless Low Impact Longline Sports Bra. This sports bra will keep you supported whilst adding a pop of colour to your workout attire. Crafted from a moisture-wicking fabric to keep you feeling fresh and dry for longer, this bra features adjustable shoulder straps for a precise fit and a longline elasticated band under the bust. A seamless construction with levels of ventilation mapped where you need it most for ultimate breathability. The light support makes this sports bra perfect for yoga, hiking, pilates, and other low-impact sports. Style: Low Impact Sports Bras, Underwire: Non Wired, Fastenings: Pull Over, Materials: Nylon, Adjustable Straps: Yes.