We use durable hardware, full grain cowhide leather and they are Hand Made in USA. These are first class premium vest extenders.Widen the range of your vest with our leather vest extenders. These biker vest chains extend the size of your leather vest by 5", which helps in wearing your vest over leather motorcycle jackets, or just for additional ventilation during warm days. 5" chain vest extenders with solid nickel rose medallions as snap covers. Fits all vests. Sold in pairs. Absolutely the best vest extenders you've ever owned.