Quick view MONO B Essential Micro Ribbed Tank - Heather Grey $24.00 Everybody loves a versatile tank top. Crafted from a rayon-spandex blend fabric with micro ribbing, this tank top has a full-coverage racerback design, a rounded neckline, and a fitted silhouette.91% rayon, 9% spandex.Four-way stretch. Choose Options Add to Wish list Compare