Pro Harp harmonicas from the MS series are the ideal choice for expressive musical styles such as blues, rock and related genres where the tone bending technique stands out. These are diatonic harmonicas in Richter tuning that are made in Germany. Their workmanship, playability, sound quality and power will be appreciated by beginners and professionals alike. They have a body made of durable ABS composite material, black painted stainless steel covers, twenty brass heads, 0.9 mm thick brass plates and a range of three octaves. The MS in the name stands for Modular System, meaning the body, slices and covers of the harmonicas are compatible with all models in the MS series. So you can mix and match materials and try what best suits your ideas and playing style.