Joey Bosa Los Angeles Chargers autographed signed mini helmets are the perfect addition to your LA Chargers sports room, man cave, home, or office. This Joey Bosa Autographed Los Angeles Chargers Riddell Speed Mini Helmet - PSA/DNA Authentication 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 Joey Bosa 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 Los Angeles Chargers memorabilia. Bulk up your growing Chargers autographed memorabilia collection by adding this Joey Bosa signed Los Angeles Chargers mini helmet here today!