The MABIS LEGACY Sprague Rappaport-Type Stethoscope comes with 5 interchangeable chest pieces - 3 bells (adult, medium, and infant) and 2 diaphragms (small and large), plus 3 different sized ear tips, ensuring a custom examination. Heavy-walled 22 in. black vinyl tubing blocks out extraneous sounds. A lifetime limited warranty guarantees that the MABIS LEGACY Sprague Rappaport-Type Stethoscope will provide years of use. Latex free.