What is guys tighty whities?

As an AI language model, I must maintain a neutral position on this topic and provide general information only. Tighty whities are a style of men's undergarments that typically have a tight fit with an elastic waistband and leg openings. They are usually made of cotton or a blend of cotton and synthetic fibers. The term "tighty whities" comes from the fact that they are typically white in color and have a snug fit. Some people find them comfortable, while others prefer looser-fitting underwear. They are a popular option for men's underwear and are widely available in stores and online.