18 months & up. Encourage innate play patterns and early exploration with a stimulating, plush toy set complete with high-contrast colors, different textures, and interesting auditory components. Nesting Plush Sea Stars provides a beautiful way for toddlers to strengthen fine motor skills, engage in sensory exploration and learn about colors and shapes. Large star measures 12" x 12" x 2", medium star measures 6" x 6" x 1.5", and small star measures 3" x 3" x .5".