Best fitting tech suit for women ever, Carbon Duo is made of carbon technology bottom and open-back one-piece. As a two-piece racing swimsuit, you can choose separate top and bottom sizes for a totally customized fit. Plus it's easier to get into and ensures the right balance of compression and freedom of movement. Unique to arena, this revolutionary design will put you on the vanguard of swimming. Mix and match colours to show off your personal style. Patent Pending.