Bra by ASOS 4505, Witness the fitness, Moulded cups, Zip fastening to front, Mesh inserts to straps for extra breathability, Open back for unrestricted movement, ASOS 4505 logo to back. The new activewear range from ASOS offers fashion-forward pieces whatever your workout. Whether you're running, raving or training, ASOS 4505 has the very best performance kit, designed to keep you cool and reflect the most stylish trends, ensuring your playtime has personality. This is our movement for movement. Join in.