The product is a mixed lot of Marvel Masterpieces XL trading cards featuring the "What If?" series with gold foil accents. Manufactured by SkyBox, these oversized cards are made of card stock and showcase artwork by Joe Jusko. The set includes superhero, action, and adventure-themed cards from the Marvel franchise, making it a desirable addition for collectors. With free shipping included, this unique collection offers a nostalgic and visually stunning experience for fans of the Marvel Cinematic Universe.