Two tubes of the revolutionary STEM toys, PlusPlus Blocks. One is Superhero and the other is Spinosaurus. Also included is over 380 open random blocks, like new. Colors include 19 black, 22 gray, 75 white, 9 silver, 9 gold and many more vibrant and neon colors. These blocks are a wonderful building toy to help unlock thinking skills and creativity. They are designed to have a tight, strong fit, very hard to accidentally break or fall apart. No-Smoking home. Questions? Leave a comment below!