Stethoscope, Dual Head, Length 30 in, Size Adult, Color Black, Disposable No, Material Lightweight Anodized Aluminum Chestpiece/Vinyl Y-Tubing, Packaged In Foam Lined Box, Weight 0.2 lb, For Use With Mfr. No. 35-770-020, 35-772-020, Includes Binaural, Lightweight Anodized Aluminum Chestpiece, 22 in Vinyl Y-Tubing, Spare Diaphragm, Pair of Mushroom Ear Tips