Colorful soft fabric balls: Ultra-soft fleece fabric with sponge filling, size 8*6cm, available in three colors. Designed specifically for sensory integration training of children over 36 months old. Through throwing, tossing and catching, it exercises hand-eye coordination and large muscle movement abilities Safe and environmentally friendly material and craftsmanship: Utilize breathable cotton fabric with a soft and gentle touch; natural plant-based dyes are used for reactive printing, without any odor or irritation, protecting children's eyes and skin Hand-eye coordination and reaction ability: Guide children to throw and catch small balls, exercise visual tracking, wrist control and hand-eye coordination skills, and enhance reaction speed and concentration Sensory training and social interaction: Supports multiplayer passing games, fostering the awareness of taking turns and teamwork in collaboration; Soft materials ensure safety for outdoor exploration Color perception and fun enlightenment: The bright three-color balls can capture children's attention, enhance their color recognition skills through games, stimulate their interest in movement, and promote their physical and mental health development