Star Wars: Men&rsquo;s R2D2 Droid Spinner Fashion Ring 316 Stainless Steel, Bin 51 Features a colorful spinner pattern of the lovable astromech companion droid. The ring measures approx. 7.5mm in width. Made with solid 316 Stainless Steel. All of our Star Wars products are authentic and officially licensed by Disney and Lucasfilm Ltd.