Old Navy UltraLite Racerback Rib-Knit Performance Tank This Old Navy UltraLite Racerback Rib-Knit Performance Tank ($12) is breathable and affordable and comes in so many cute colours. Image Source: oldnavy.gap.com Old Navy UltraLite Racerback Rib-Knit Performance Tank $12 from oldnavy.gap.com Buy Now