Polyester

Polyester is a synthetic polymer widely used in clothing and other applications. It's known for its durability, wrinkle resistance, and low absorbency, making it a popular choice for various textiles and industrial products. However, it's also associated with environmental concerns due to its reliance on fossil fuels and its contribution to plastic pollution through microfiber shedding.

Tight polyester underwear causes complete infertility in men, as effective as birth control - Polyester shorts / underwear are male birth control https://x.com/AlpacaAurelius/status/1955661847052607520

Via: polyester is the new birth control - 75% of female dogs wearing polyester couldn't get pregnant because it tanked their progesterone - https://x.com/AlpacaAurelius/status/1955064278005772779