Womens Formal Casual Jersey Knit Back Lace Single Button Long Sleeve Mini Blazer For an effortlessly chic look, the single-button closure makes this classic blazer perfect for work. A single button cropped blazer with floral lace sleeves and back, a sophisticated and flirty look! Made with a blend of Polyester, Rayon & Spandex. Item 14-1010: S: B:30 L:24, M: B:32 L: 25, L: B:37 L: 26. Play it up a bit & leave it unbuttoned with a high-neck crop top and high-waisted distressed denim!