This is an authentic autographed helmet by Lawrence Taylor, Harry Carson & Leonard Marshall, who played for the New York Giants in the NFL. The helmet has been certified by Steiner CX & James Spence Authentication (JSA), ensuring the signature's authenticity. It is a great addition to any football fan's collection, especially if you are a fan of the New York Giants. The helmet is in excellent condition and is an original piece, making it a valuable asset for any collector.