Rhino Rocket Nasal Packing, 1 Each #N A Black 27 * The ultimate Color:Yellow Black 27 * The ultimate acoustical stethoscope * Tunable diaphragm conveniently alternates between low and high frequency sounds without the need to turn over the chestpiece * Handcrafted sold stainless steel chestpiece * 2 in 1 tube design eliminates tube rubbing noise * Portable convenience of a single sided chestpiece * Excellent acoustic seal and comfortable fit with patented Littmann Snap Tight soft sealing eartips * Comfortably angled anatomically correct headset * Patient friendly nonchill rim and diaphragm Perforated silicone gel adhesive minimizes pain and trauma to wounds upon removal Applicator protects foam from moisture and aids in insertion String attached for retention and easy removal