The product is a full-sized helmet signed by Robert O'Neill, a member of Navy SEAL Team 6. The autograph has been authenticated by Professional Sports (PSA/DNA), ensuring its authenticity. This unique collectible item is a valuable piece of military history and a must-have for fans of the military and Navy SEALs. The signature adds a personal touch and genuine connection to the artifact, making it a prized possession for any collector of military memorabilia.