Oklahoma State University sterling silver insignia key ring features a finely detailed Oklahoma State logo. Key fob measures .80" diameter. Made from .925 sterling silver with a high-polish, rich luster finish. Delivered in an attractive M.LaHart signature jewelry pouch and gift box. Combine with our sterling silver charm bracelet or sterling silver cufflinks for a unique gift set. Officially licensed by Oklahoma State University. Manufactured by a trusted supplier.