If you have a question in your mind that can you wear Size Genetics while sleeping, the answer will be yes. It is completely safe to wear this device even when you sleep. It will work to extend the size of your penis without any kind of side effects. It is known to provide the permanent results as per the clinical studies.
Please follow the measuring instructions at the bottom of this page. Then enter your length and girth into the drop-down boxes below. Our calculator will automatically choose the most suitable size for you.