While we can't promise that our cufflinks are made of adamantium, we can promise you'll love them. For true Wolverine fans, you can't get better than these plated metal and enamel cufflinks, picturing a classic mask design on the front and a stamped logo on the reverse of the fixed round backing. Officially licensed by Marvel. 2 No clasp Warranty available Imported Product Specifications 3/4" Material & Care Silver-tone metal Clean with a soft cloth.