As the concertina is squeezed in and out, different notes and pitches play. Learn how to express yourself through the magical sounds of the Concertina Supports fine motor skill development and improves hand-eye coordination through realistic pretend play Incorporate other instruments and friends into play time to create your own band! Sustainably made in Thailand using chemical-free rubberwood, formaldehyde-free glue, organic pigments and water-based dyes. For 18 months and up.