It's important to note that not all gay men like pump underwear, and individual preferences can vary widely. However, it is true that the brand has gained popularity among the LGBTQ+ community, particularly among gay men.

One reason for this could be that pump underwear is often designed with a focus on enhancing and showcasing the male physique, which can be appealing to many gay men who value physical attractiveness and body positivity. The brand's use of bold colors and sexy, athletic designs may also appeal to those who appreciate a more daring and fashionable approach to underwear.

Additionally, pump underwear has been marketed specifically to the LGBTQ+ community, with advertisements featuring gay models and a message of inclusivity and acceptance. This targeted marketing strategy has helped the brand to become associated with the queer community, and may have contributed to its popularity among gay men.

Ultimately, the reasons why any individual might prefer pump underwear will vary depending on personal taste and preference. It's important to remember that everyone has the right to choose the underwear that makes them feel comfortable and confident, regardless of their sexual orientation or gender identity.