Apparel & Accessories > Clothing > Shirts & Tops Clothing > Tops in stock St. Agni Pleat Knit Shirt in Black, Small: Done in 100 percent TENCEL Lyocell (one of the most environmentally friendly fibers out there), this button-down is as breathable as it is soft. The pleat knit lends the fabric elasticity, so it gently clings to the figure. Button it up for the office—or fasten a select few for Friday-night vibes. In short, it’s everything St. Agni stands for: timeless closet gems made from quality materials.100% TENCEL™ lyocell.