Made from non-toxic medical grade PVC compund Individually pressure tested Available in assorted length. 100% Leak proof and no blockage. ISO 594/1 & ISO 594/2 compliant end-connection. Options available with Precision Flow Controller or 3 Way Stopcock Soft Clear Flexible Tubing Sterile,Non-Toxic and Pyrogen free. Sterilized by E.O. (Ethylene Oxide) Gas.