The 2021 Panini Mosaic Baseball Exclusive Factory Sealed Blaster Box contains 32 cards featuring players from the Major League Baseball season. Manufactured by Panini, this box is part of the 2021 Mosaic Baseball set and includes exclusive cards that are not available elsewhere. Perfect for collectors and fans looking to add unique and limited edition cards to their collection, this sealed box guarantees a thrilling and exciting unboxing experience.