1、Acrylic material, 8 carbon steel pressing with notes, give you better auditory, visual and touch feelings 2、The thumb piano key has been accurately adjusted steel, which provides clear, crisp sound and tone 3、Small and portable, also with lanyard, can be hitching on a backpack, bag, shoulder bag, key bag, car interior, etc 4、Suitable for beginners and children, which is also a great music gift, very suitable for children and friends birthday and Christmas gifts 5、When you are upset, it is also a womderful pressure reduction tool to help relieve your emotions 1 x Thumb Piano 1 x Lanyard Item Type: Thumb PianoMaterial: AcrylicSize: Approx.7 x 5.4 x 1.3cm /  2.8 x 2.1 x 0.5in