NOT using these tools can hamper your gains- or even increase the risk of injury!
DISCLAIMER: Please make sure you review all product instructions before training!
For most forms of training, it's common and even necessary to use support tools to get the most out of your efforts and to maximize safety.
For weight training, chalk, gloves, straps, and a belt are typical. For swimming in a pool, goggles are great for protecting the eyes from the sting of chlorine.
There are also many different male enhancement training tools you can use to get better results and to train in more comfort.