TWENTY Montreal Mackay Rib Cropped Top in White. - size XS (also in L, M, S) TWENTY Montreal Mackay Rib Cropped Top in White. - size XS (also in L, M, S) 97% viscose 3% spandex. Made in Canada. Machine wash. Soft ribbed jersey fabric. TMON-WS4. RQ4C-086W. Twenty has transformed a fashion essential by giving the classic knit tee a luxurious and modern take. Crafted from amazing fabric, twenty creates super soft tees, knit dresses, bodycon skirts, and cozy sweatpants that will quickly become everyday staples in your wardrobe.