Simple, one-hand, thumb-controlled pressure provides an appropriately forceful stream of irrigant (8 psi) directly to the desired area (or a gentler stream if needed) The soft flexible tip has an inside diameter equivalent to an 18-19 gauge needle Splatter guard prevents contamination from body secretions; new concave design provides maximum splash-back protection Soft, flexible plastic tip eliminates needle-stick for user and minimizes trauma to patient