Blues SESSION STEEL Harmonica D. This is a superb blues harmonica with corrosion-free stainless steel reeds, ergonomic covers and plastic comb. The SESSION STEEL is the upgrade to Seydel's successful SESSION mode. It is presented with a bold new look and superior technical reliability, excellent playability and a fantastic sound. The ergonomic coverplates are made of stainless steel, and are completely rounded at the mouthpiece. Features include ABS comb with recessed German Silver reedplates, stainless steel rivets and screws, and lip and beard-friendly design. Comes with with convenient genuine leather pouch. Available in 17 different keys and configurations. -minimal air consumption achieved by fine-cut reedplates, optimized flatness and extremely small tolerances between reed and reedplate -stainless steel reeds provide the best clear and full sound and response of the 1847 models and up to 5 times longer playing life compared to models with brass reeds