single head stethoscope Material:Aluminum Available color of PVC Y-tubing: Red, Green, Gold, Blue, Purple, Black, Pink, etc. single head stethoscopeMaterial:AluminumAvailable color of PVC Y-tubing: Red, Green, Gold, Blue, Purple, Black, Pink, etc.qty of package:1pc/pothookbox,100pcs/ctncarton size:48*42*29cmPicture: single head stethoscope