2 years and up. The blocks that bend the rules! Crafted to support key developmental milestones through engaging tactile and sensory play, the Jelly Blox Super Truck and Build Set brings wiggly construction fun to little hands. Several unique blocks feature sensory fillings like sand, foam balls, and mini stars for added exploration. With 35 vibrant Jelly Blox pieces, this set offers endless creative construction possibilities. The sturdy support base and wheel housings are covered in soft, squishy silicone, giving Jelly Blox their distinct, touchable texture. Jelly Blox have been rigorously safety tested - including drop, twist, and pull tests - to ensure they meet stringent global safety standards, providing worry-free play.