Specifications Fits in almost any seat Uses: Use for detecting and listening to sounds produced in the body such as a heartbeat and lung sounds Size: One size fits all Materials: Stainless steel PVC tubing Silicone Nylon storage case Color: Black Pink What’s Included: Stethoscope Nylon storage case 2 Year Guarantee UPC: 818323020489 Product Number: DMD1017 Shipping Weight: 12 pounds User Manual:  Stethoscopes Quick Start Guide: Stethoscopes