J.J. Watt Autographed Full Size Authentic Proline Houston Texans Helmet JSA This item is accompanied with a serial numbered sticker and matching certificate from JSA.  This is the exact item you will receive. Please See Pictures  Headline Sports has been in business since 1987 and in the same location, near downtown Houston for over 20 years. Please feel free to message us through the contact seller link anytime with any questions that are not answered in our description, we are happy to help!