Gap Womens Swimwear. Gap Womens Swimwear. We've Upgraded Our Fabric To An Italian Stretch Microfiber For Comfort And Durability. Our Funky Printed One-piece Gives Way To Sexy Exposed Sides And An Open Back--who Says You Can't Have The Best Of Both Worlds?quick-drying Multi-printed Comfortable Italian Stretch Microfiber, Lined. Self-tie String At Neck And Back, V-neckline, High-cut Leg For Elongated Look.