3M Littmann Classic II Infant Stethoscope, Rainbow-finish Chestpiece, Raspberry Tube, 28 inch, 2157

Uniquely designed for smaller frames with a 3/4-inch open bell on one side coupled with a traditional diaphragm on the other side. Designed, sized and acoustically perfected for infants A seven rating on a scale of 1-10 for performance represents its acoustic quality. Excellent acoustic seal and comfortable fit with patented 3M Littmann snap tight soft-sealing eartips. Durability is demonstrated by the fact that the headset can be reliably flexed one million times