Security The Vault® locking mechanism securely fixes the pigtail and prevents tampering or accidental removal "The Click" provides audible confirmation that the lock is engaged Physician Performance Kink resistant shaft recovers rapidly, even if severely bent, knotted or twisted Shaft diameter equals the inner diameter of the catheter hub for freer flow and clog-free drainage Thermal molded tip for less buckling and kinking upon insertion Lubricious Blue Silk™ finish provides easier insertion and pushability Aspiration can be accomplished in both the locked and unlocked positions