- 100% Organic Cotton - Round Neckline - Slim Fit - Short Sleeve - Rib Neckline Bind - Crystal Embellishment The Amulets And Alchemy Slim Fit Round Neck T-Shirt is a handcrafted silhouette designed by our in house artisans. Reimagined in an exclusive limited edition print, this slim fit t shirt is adorned with intricately placed crystal embellishment before being finished with a rounded neckline complete with ribbed detailing.