Description
Rubber balls with hundreds of soft and colorful "porcupine quills" designed for finger exercise, grip improvement, sensory input, and various games of skill.
Stimulates sensory perception and improves flexibility and strength in the fingers. Hundreds of soft, rounded porcupine quills cover its surface. When used in combination with other types of balls, it can be useful for tactile discrimination activities including form, size and weight. Available in 4" diameter (blue). Made of plastic.