Beautiful signatures by all 4. Comes with Certificate of Authenticity from STEINER Sports! The item "NEW YORK JETS SACK EXCHANGE (4) SIGNED AUTHENTIC FULL SIZE HELMET STEINER COA" is in sale since Friday, December 14, 2018.This item is in the category "Sports Mem, Cards & Fan Shop\Autographs-Original\Football-NFL\Helmets". The seller is "uniquesports1" and is located in Spring Hill, Florida. 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, Bahamas, 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, Viet nam.