Create the ultimate collection with our interlocking nano bricks that form Super Heroes masks. Perfectly sized for claw machines, prize lockers, and unique gifts, these miniature masks will delight fans of all ages. Collect the entire set and assemble your favorite heroes, piece by piece, in a fun and intricate way. Ideal for displaying or sharing the fun, these nano brick masks make for an unforgettable experience. Get ready to build, play, and showcase your superhero spirit in tiny but mighty detail!