DESC: Features:3/4" bell (infant) combined with a floating diaphragm. See it in action... Solid stainless steel chestpiece. Excellent acoustic seal and comfortable fit with patented 3M™ Littmann® Snap Tight Soft-Sealing Eartips. Comfortably angled, anatomically correct headset. Single-lumen tubing available in attractive colors. Latex Free (See latex statement.) Three-year warranty.