Model Number: XR-M029-020 Brand Name: Xuerui Key Specifications/Special Features: Feature:Stainless Steel Stethoscope, Use for CardiologyStainless steel stethoscope, for adult, cardiology type.The chestpiece or bell comes with non-chill ringWith inner spring binaural tubing assemblyWith uniquely designed binaural thick wall tubing assembly.Special design of binaural,it's suitable for the ear structure.With gift box packaging or customized.FDA is approved.In addition to this model, we have other different models with different functions.Packing Details：1pc/foam box, 20pcs/ctn,Ctn-size:66 x34 x 24cm, G.W./N.W.: 13/12kgs.