Innovative Technology: This basketball is crafted using advanced foam technology, the unique structure allows air to be expelled when squeezed, enhancing its elasticity for a great playing experienceQuality Material: The basketball is made from premium PU and Polyurethane material, suitable for both indoor and outdoor use without disturbing neighbors or family membersComfortable Grip: The fine texture on the surface of the bouncy ball for kid provides a comfortable touch, offering good grip and ball controlPromotes Physical Exercise: Practicing with this playground sensory ball helps improve children's coordination and flexibility while fostering their interest in sports from a young ageVersatile Enjoyment for All Ages: Beyond providing a silent sports experience, this basketball offers pure enjoyment for various age groups. Whether given as a thoughtful gift or used for group entertainment, it promises fun for everyone involved Specification: Material: PU and Polyurethane Size Chart: 21cm/8.27inch Package Includes: 1 Silent Basketball Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.