This is a Signed Authentic OML Baseball that has been Personally Signed & Autographed by Jhoulys Chacin of the the Colorado Rockies. This item is 100% Authentic to include a hologram only by PSA/DNA #T78411, it does not come with the matching COA. Press Pass Collectibles offers a 100% Lifetime Guarantee on all Autographed & Signed Jhoulys Chacin memorabilia.