Tri-Star has the exclusive autograph contract with Garoppolo. The helmet comes with serial numbered Tri-Star hologram on helmet. Both serial numbers can be verified at the Beckett & Tri-Star websites. This helmet is a must for any Jimmy Garoppolo, San Francisco 49ers, or NFL Collector. The item "Jimmy Garoppolo Signed San Francisco 49ers Full Size Helmet Beckett & Tri-Star" is in sale since Thursday, May 24, 2018.This item is in the category "Sports Mem, Cards & Fan Shop\Autographs-Original\Football-NFL\Helmets". The seller is "brasilmj" and is located in Santa Clara, California. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, China, Sweden, South Korea, Indonesia, Taiwan, South africa, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Israel, Mexico, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi arabia, Ukraine, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Brazil, Chile, Colombia, Costa rica, Panama, Trinidad and tobago, Guatemala, Honduras, Jamaica.