Upgrade your New York Yankees memorabilia collection by picking up this Austin Slater Game-Used #29 Navy Batting Helmet vs. Texas Rangers on August 4 and vs. Baltimore Orioles on September 19, 2025. With genuine details, this helmet was taken to the plate during the 2025 MLB season. Obtained under the auspices of Major League Baseball, this collectible includes an individually numbered, tamper-evident hologram that can be verified online to certify its authenticity.