Bard Medical Silastic 2-Way Standard Foley Catheter. Flexible, Round Tip, SterileThese catheters have a smooth, nonstick silicone exterior coating which reduces calcification buildup and maximizes stiffness without compromising flexibility. They come with firm, but flexible, latex-based construction featuring a large drainage lumen and medium round tip with two, staggered drainage eyes. Nonstick, silicone exterior coating.Reduces calcification. Several model options available.