Sensory play for little superstars! Children will love these unique textured balls. They are soft and stimulating. Enhances gross motor and tactile skills, encourages crawling, grasping and coordination. Ideal for stimulation or relaxing body massage! Sensory Ball Mega Pack includes two 7″ balls, one Opaque and one See-me, plus two 4″ balls, one Opaque and one See-me. Assorted colors. For ages 6 months and up.