Dynarex Single, Dual, and Sprague Stethoscopes are designed for the reliable detection of bodily sounds during patient assessments. Each stethoscope features a high-quality anodized aluminum chest piece with a non-chill ring for improved patient comfort. Molded ear tips and thick tubing minimizes background noises for greater acoustic clarity. Sprague Rappaport, Blue. Packaging: 1/ea, 50ea/cs