Featured is a Jalen Green signed 2021 Panini Chronicles Mosaic Draft Picks silver rookie basketball card #254. This card has been slabbed and authenticated by PSA authentication services giving the autograph a Gem Mint 10 grading. This card would make a great addition to any sports memorabilia collection!.. SPECIFICATIONS Autographed By: Jalen Green Team: Houston Rockets Sport: Basketball-NBA Authentication: Professional Sports Authenticator (PSA)