Collection: The Marketplace

About This Item Hand-signed by D'Andre Swift Official Riddell Speed Mini Helmet Authenticated by Beckett Witness Certification with a numbered hologram and QR code Features a black alternative colorway for the Detroit Lions

About This Item Hand-signed by New York Yankees legend Bernie Williams Official Rawlings Major League Baseball Beckett Witnessed Authentication with numbered hologram and QR code Signature rendered in blue ink

About This Item Hand-signed by Seattle Seahawks legend Shaun Alexander Riddell Flash Edition Speed mini helmet Authenticated by Beckett Witness with a serial-numbered hologram

About This Item Hand-signed by Dallas Cowboys legendary quarterback and Hall of Famer Roger Staubach Riddell Full Size Blaze Speed Replica Helmet Beckett Witnessed Authentication includes a numbered hologram and QR code for verification Features the vibrant Blaze alternate color scheme and speed shell design

About This Item Hand-signed by NBA star Steve Francis Custom red pro-style jersey with white accents Features stitched letters and numbers Authenticated by Beckett Witnessed Includes a numbered hologram and matching Certificate of Authenticity (COA)

About This Item Hand-signed by Hall of Fame defensive tackle Warren Sapp Inscribed with "HOF 13" Custom white pro-style jersey featuring stitched letters and numbers Authenticated by Beckett Witnessed with a numbered hologram and QR code Size: XL

About This Item Hand-signed by 49ers legendary linebacker Patrick Willis Riddell full-size speed replica helmet Authenticated by Beckett Witness Verification with a numbered hologram and QR code Features a specialty black finish design

About This Item Hand-signed by Pittsburgh Steelers running back Najee Harris Riddell Lunar Speed mini helmet edition Authenticated by Fanatics with a numbered hologram and QR code for verification Official NFL licensed product

About This Item Hand-signed by Pittsburgh Steelers star running back Najee Harris Riddell Full Size Eclipse Speed Authentic Helmet Autographed in silver paint pen Authenticated by Fanatics with a numbered tamper-evident hologram Official Eclipse Edition features a matte black shell and blacked-out decals

About This Item Hand-signed by Wisconsin Badgers standout and NFL star T.J. Watt Riddell Full Size Speed Authentic Helmet Features the sleek, matte black "Eclipse" edition design Authenticated by Beckett Witnessed (BAS)

About This Item Hand-signed by star running back Dalvin Cook Official NFL Nike Game Jersey Minnesota Vikings purple home colorway Authenticated by Beckett Witnessed (BAW) with numbered hologram and QR code Size: XL

About This Item Hand-signed by NFL star Chris Johnson Custom college-style jersey with stitched letters and numbers Authenticated with a Beckett numbered hologram and QR code Size: XL Please note: This is a custom-made jersey and does not contain any team logos, tags, or emblems

About This Item Hand-signed by wide receiver Emmanuel Sanders Includes JSA Witnessed Certificate of Authenticity and matching serial-numbered hologram Custom stitched jersey with premium letters and numbers Color: Blue Jersey is size XL and feature no brand names, logos, or tags

About This Item Hand-signed by NBA star Steve Francis Custom pro-style jersey featuring stitched letters and numbers Authenticated by Beckett Witness certification Clean white jersey with red accents

About This Item Hand-signed by Miami Dolphins star Ricky Williams Features the rare "Smoke Weed Everyday" (SWED) inscription Official Miami Dolphins logo football Authenticated by Beckett with a numbered hologram and certificate of authenticity

About This Item Hand-signed by Atlanta Falcons star Jamal Anderson Official Riddell Lunar Speed edition mini helmet with matte finish Authenticated by JSA Witness Protection with certificate and matching sticker High-quality collectible perfect for display