Made from anodized aluminum, the Clinical Lite is a classic dual head stethoscope which is extremely light weight and affordable. A fiberglass diaphragm is utilized to optimally detect S1 and S2 heart sounds as well as Korotkoff sounds, while the bell side is optimally designed for assessing S3 and S4 heart sounds. The Clinical Lite incorporates a snap-on diaphragm retaining ring and a non-chill bell ring which contributes to the ease of use and maintenance, while enhancing patient comfort. Soft Silicone Thick Walled PVC Aluminum Accessories Included: Two sizes of soft eartips, replacement diaphragm, ID Tag Overall Length: Appx. 31"* Weight: Appx. 3.9 oz* Warranty: Lifetime with Free Lifetime Replacement Parts Ideal For: General Practitioners, Nurses, Nursing Students, Medical Students, EMTs *Due to the handmade craftsmanship and material attributes, actual specifications may vary.