Description: Intelligence Development: Helps develop baby's imagination, visual color discrimination, eye-hand coordination, hearing ability and tactile perception ability, placate baby's cry and scream mood. Safe for Baby: Smooth edges and soft surface are safe to children, so don't worry about causing any injury.  Proper size and lightweight pieces with bumps and grooves surface which is great for massage and relieves kids toothache when teething. Squirt and Sound: These brightly-colored bath toys balls can squirt water, and are sized just right for little hands to grasp and squeeze, at the same time squeeze it will make a sound. Safe Material: Made of PVC vinyl material, odorless, lightweight, soft, safe and harmless to your kids, smooth surface, not fade. Great Gift: As great gifts for for boys or girls newborn babies. It is easy to wash clean, bring more fun and happiness for your sweet baby. Specification: Material: PVC Vinyl Color: Purple, Sky Blue, Yellow, Green, Pink, Blue Size: Diameter About 6.5cm/2.56inch, 7.5cm/2.95inch LxW: About 9x6cm/3.54x2.36inch, 9x5cm/3.54x1.97inch, 9x6.5cm/3.54x2.56inch Quantity: 6pcs/set Package includes:  6pcs x Sensory Balls Blocks Note: 1. Due to the light and screen difference, the item's color may be slightly different from the pictures. 2. Please allow 1-2 cm differences due to manual measurement.