Interactive learning toy: Movable elements with soft sound effects spark natural curiosity. Compact size of approximately 12 x 8 cm fits small baby hands. Soft surface protects delicate skin. Layered tonal stimulation: Built-in sound module with rhythmic sound levels trains hearing perception. Gentle tonal transitions help your baby differentiate sound nuances and develop better auditory memory. Motor skills and grasp training: Targets opening and closing of the hand and improves grip ability through diverse surface textures for enhanced tactile perception and healthy motor development. Grasp ring and grip design: Ergonomic ring with a soft grip curve promotes wrist movement and supports natural muscle coordination in early development through playful training. Use scenarios: - Floor or tummy time play: baby explores movable elements and listens to gentle sounds while practicing grasp and manipulation. - In car rides or stroller walks: provides quiet, structured auditory stimulation to keep baby engaged. - Supervised play sessions: supports hand opening/closing and grip control as part of early motor development.