The 3-Way Stop Cock facilitates multiple lines through single IV access. It's a fully transparent body made of medical-grade biocompatible polycarbonate allows visualization of flow of fluids. The universal 6% taper on luer allows connection with a wide variety of standard medical devices. It has been also tested for smooth, laminar and leak-proof flow up to 3 bars (43.5 psi) pressure. It is available in Three Colours: Blue (For venous), Red (For arterial) & White (For special indications).