This autographed Majestic replica Players Weekend Nickname "La Bestia" jersey has been personally hand-signed by Ronald Acuna Jr. of the Atlanta Braves. The Jersey is an Adult Large.This autograph is certified by James Spence Authentication (JSA). It comes with the numbered hologram and matching Certificate of Authenticity. It is also certified by USA Sports Sports Marketing. It comes with the numbered hologram and matching Certificate of Authenticity.