Made from Medical Grade Non-Toxic PVC compoundOuter Diameter (OD): 4mmInternal Diameter (ID): 3mmComplete I.V. administration set (25m liquid filter)Closed tube systemVented drip chamber with non precision roller clamLatex Free, Needle Free Y-injection siteAvailable in assorted lengthAvailable in dual layer PVC Free Fluid Path (dual layer)100% Leak proof100% no blockageIndividually packed, sterilized by E.T.O