2.5 mmFits most major brand Fiber Optic Otoscopes on the market and are compatible with most existing instrumentsDisposable tips are hygienic and safeHigh quality medical grade plastic with a secure fit designColor: GrayNon-Sterile –> Shop About Us Contact Us Reviews and Ratings McKesson Disposable Ear Speculum Tip 16-156 2.5 mm 1000 per Box McKesson | MFG #16-156 McKesson Otoscope Tips…