Feel streamlined as you glide through sets wearing Speedo's Powerback swimsuit, featuring a hypnotic optical illusion print in stunning tones of blue, green and black. The Powerback style includes an open back and narrow straps to aid shoulder movement and flexibility on every stroke. Made to withstand daily swim sessions, the quick-drying ECO Endurance+ fabric is 100% chlorine-resistant. Plus, one of the yarns in this fabric is made from 100% post-consumer waste, such as recycled plastic bottles.