Especially strechers are aggressively marketed because manufacturing costs are only about $20 in China and they sell to consumers from $150 up to almost $500. Don’t believe it? Check chinese websites/marketplaces like Alibaba for wholesale prices. A profit margin of up to 2500% is something even many drug lords are envious of, so the companies selling extenders build shiny websites, pay medical personnel for fake testimonials or raving reviews of these useless and dangerous devices.
4 - Use a moisturizer on the penis before the exercises and it is preferred not to use soap and shampoo as these materials will lead to redness and irritation of the penis skin . If it stays for a long period of time, in addition to dry skin, and the occurrence of cracks, it is preferred to use the Intensive Care Vaseline instead of the ordinary Vaseline as it can stay on the skin for long period of time without irritating or damaging the skin of the penis.