AVLN Studio Perri Satin Halter Tie Back Tank. Complete your look for the social event of the year with this top! This halter tank top features a tie back design for a flattering fit, and it pairs well with jeans, heels and a statement necklace for a night out look. Halter neckline. Straps tie at the back of the neck. Elasticized lower back. Banded hem. Material: 88% polyester 12% spandex.