Antoine Winfield Minnesota Vikings autographed signed mini helmets are the perfect addition to your Vikings sports room, man cave, home, or office. This Antoine Winfield Signed Minnesota Vikings Riddell Throwback Mini Helmet - PSA/DNA Authentic was signed during the Midwest Sports Spectacular in Columbus, Ohio from January 19-21 and is a certified authentic autographed product. PSA/DNA was on hand to witness and authenticate Antoine Winfield signing the mini helmet, and your order comes complete with a Certificate of Authenticity (COA) from PSA/DNA. This item is backed by our 100% Money Back Guarantee and ships the same day of purchase. Sports Collectibles is your online leader in autographed signed Minnesota Vikings memorabilia. Bulk up your growing Minnesota Vikings autographed memorabilia collection by adding this Antoine Winfield signed Minnesota Vikings mini helmet here today!