Our Linx Piston Pump improves your size, your girth and your penis health, which in turn gives you a more powerful orgasm and more control over your climax. This pump comes with a smooth and stretchy TPE comfort seal that?s also removable and the pneumatic pump action finger pull promises easy use. This is a fantastic toy for men who want to combine enlargement with pleasure and the clear cylinder allows you to see the action as it happens. It also features cm and inch embossing on the cylinder so that you can measure results. This clear penis pump is free from phthalates and latex.