pjur superhero Delay Serum works without any anaesthetics. It reduces sensitivity in the penis without numbing! What makes this product so special is that it does not reduce sensation. It also takes effect in just a few seconds unlike competitor products that need 15 – 20 minutes. And because this product forms a protective film on the skin and is not absorbed, it is highly compatible with different skin types. The serum can easily be applied multiple times, enabling you to determine the level of intensity you want.