Next Tropical Print Bra Sized High Neck Tankini Swim Top. Silhouette:Halter Style:Tankini Material:Nylon, Spandex Type:One-piece The Next by Athena Extend Tankini is an athletic silhouette with a high-neck, adjustable over-the-shoulder straps, and double back hook detail for added support. Sport meets swim in this versatile and flattering swim top. Pair it back to your favorite swim bottom for a look that stands out both in and outside of the water.