Material: ABSAbility: intellectual development、 hands-on brain、 emotion、 parent-child communication、 interest in culture、 interactive toys、 sensual、 hand-eye coordination、 visual、 other capacity-buildingFor ages: teenagers (ages 7-14)、 Youth (15-35 years old)、 children (3-6 years old)Specifications: 7.5cm * 4cmColor: Blue & White