Our Discovery Mug holds many colorful cloth tissues for your baby to reach in and pull out, working on motor skills and eye-hand coordination. This toy is also a great way to teach the concept of 'object permanence', which is understanding that something can still exist even when it's out of sight. Tip: Try hiding some other fun surprises inside for your baby to find! Key Features Suitable for 6 to 12 months Thoughtfully designed by child development experts Designed to encourage cognitive development & hand-eye coordination Part of our Play & Learn Program - The Movement Kit Mug and base are made from 100% food grade silicone - contains no BPA, latex, lead, or phthalates. The soft edges keep baby safe from being scratched. Passed the ISO8124 International Toy Safety Testing Standards