Arian Foster Autographed Houston Texans Bow 16x20 - JSA Certified - Signed NFL Football Pictures is 100% Authentic. Check out this Arian Foster Signed Houston Texans Bow 16x20 - JSA Authentication. This item has been hand signed by Houston Texans star, Arian Foster and comes complete with a Certificate of Authenticity from JSA. This is a great gift idea for any Arian Foster fan or NFL Memorabilia collector. Item ships quickly and securely and is backed by SportsCollectibles.com's 100% Money Back Guarantee. A great sports memorabilia item. Sports Collectibles guarantees this signature to be genuine and authentic.