The Moluk Mox 3 Set Sensory Balls are a fun and versatile toy for kids of all ages. Made of durable silicone, they can be squeezed, stretched, and bounced without losing their shape. With their simple design, they can be quickly transformed into all kinds of funny faces and shapes. Puppet theater anyone? The Mox Balls are also great for fidgeting and helps encourage fine motor skills, spatial reasoning, and hand-eye coordination.