Free worldwide shipping, please click: https://www.trendollajewelry.com/collections/cufflinks Creative power button design, let your happy boot, a key to dress your beauty, embellish your life. Material: High-quality Brass Size: Diameter 20mm, glass patch diameter 18mm Weight: 20g/pair Style: Unisex Ideal occasions for gifting: gift-giving, inaugurations, staff rewards, anniversaries, conventions, and birthdays. Usage: 1. Close the swivel bar and push the cuff link through the holes from the outside. 2. Open the swivel bar to secure the cuff link and the cuff. 3. These swank cufflinks can only be used with professional French shirts, ordinary shirts can not be used. Trendolla Swank Cufflinks are used on special French shirts, instead of cufflinks part, their size and ordinary buttons are similar, but because of the exquisite material and shape, more modeling style, and innovative hanging needs of customization, very good to play decorative role, inadvertently, so that men originally monotonous dress and suit scenery infinite. Product keywords: Swank cufflinks, Vintage swank cufflinks, Hickok cufflinks