The Carson Whisenhunt 2026 Topps Series 1 Yellow Rainbow Foil #/399 Giants Rookie trading card is a standard-sized baseball card featuring the rookie player from the San Francisco Giants. Manufactured by Topps for the 2026 season, this original card is made of card stock and serial numbered for authenticity. The Yellow Rainbow Foil parallel adds a unique touch to this limited print run card, making it a valuable addition to any baseball card collection.