Ability Development: Emotional, Visual, Intellectual Development, Crawling, Hands-on Thinking, Grasping, Sensory Perception, Hand-Eye Coordination, Other Ability Development, Interactive Toys, Hearing, Parent-Child Communication, Interest Cultivation

Colors: 3.5 Water Drop Ball - Random Color, 3.5 Fungal Nucleus Ball - Random Color, 3.5 Cake Powder Square - Random Color, 3.5 Cake Powder Ball - Random Color, 3.5 Flashing Ball, 3.5 Water Drop Egg Ball

Applicable age groups: Middle-aged (36-60 years old), Young (15-35 years old), Elderly (over 61 years old)

Relief method: Pressing

Origin: China

Applicable population: No restrictions

Pressing music: Water polo

Water polo: Exhaust port