The product is a Tyler Kolek signed New York Knicks autograph NBA jersey with a Certificate of Authenticity (COA). This original sports memorabilia item features the signature of the basketball player on the jersey, making it a unique and collectible piece for fans of the New York Knicks or basketball enthusiasts. The authenticity of the signature is verified by the COA, adding value and credibility to the item for collectors or fans looking to add a piece of sports history to their collection.