material: plastic
Piano music Content: The Beautiful Blue Danube - [Austria waltz king - John Strauss]
                      Humoreske - [Czech composer - Anton Dvorak works]
                      Minuet in G - [German composer, pianist, conductor - Beethoven]
                      Musette - [German musician - works of Baja]
                      Valse op.69 2-- 【Polish composer, pianist - Chopin works】
                      Waltz In A Flat Op.39 no15 - [German composer - works by John Ness Brahms];