Kareem Hunt Kansas City Chiefs Mini Helmet Autographed - JSA Certified Authentic is available for KC Chiefs fans here! Collect the NFL's hottest Rookie before we sell out! This Riddell Kansas City Chiefs mini helmet was signed by Kareem Hunt in silver Sharpie, perfect for display in your home or office. This item is certified authentic and comes with a Certificate of Authenticity from James Spence Authentication (JSA) and ships to you in 1-2 days. Behind Alex Smith and the dominant KC defense, Kareem Hunt has added an explosive element to the Chiefs' offense. Get your Kareem Hunt signed Kansas CIty Chiefs mini helmet here today!