Single anastomosis duodenal switch. Reprinted and adapted with Tie Up Cutout Long Sleeve Knitted Sweater. Indulge in luxury with this Long Sleeve Knitted Sweater with Knot Front. Crafted with the finest materials. this sweater boasts sophistication and exclusivity. The long sleeves and knot front add a touch of elegance. making it a perfect addition to any wardrobe. Material: Spandex Fits true to size ( U. S. women's size)