The large arched hook reduces tensions while holding the pipette and the thumb is positioned closer to the push button thus reducing overall pipetting forces. Featuring a patented volume locking system for safe, secure pipetting. Adjustable tip ejector button to adapt to both right- and left-handed users, excluding multichannel, 5mL and 10mL pipettes. Clip mechanism allows easy and safe removal of tip ejector. Lowest pipetting forces on the market give increased comfort even when pipetting for long periods. GLP features include 2-D barcode for traceability.