Aquatec: refreshing wet shave with foam or an easy dry shaveAquatec: refreshing wet shave with foam or an easy dry shave The Aquatec seal on the shaver makes it 100% waterproof. Use it in the shower with your favourite shaving gel or foam for extra skin protection. Naturally, you can also shave dry for convenience. When you are done, simply pop the heads open and rinse under the tap to easily clean your shaver.