Flex pants are more comfortable than regular pants-though they convey a similar polished and refined appearance-as they provide added comfort due to their 4-way stretch fabric. If you sit in a chair for long periods, flex pants can take pressure off your waistline. They usually weigh less than wool or cotton pants too.
Flex pants are usually made with a thinner material that can be a bit more breathable than traditional pants, and make better sense for warm weather.
Flex pants, because they aren’t don’t shrink quite as much as regular pants. Of course, some shrinking can still be expected, so follow proper care instructions.
Flex pants make it easier for those who want to wear slim, skinny, or athletic fit pants. Wearing skinny pants made of 100% cotton or wool can be too restrictive. The flexible fabric allows you to move freely with a tight fit.
The flexible nature of these pants helps take stress off of seams and can help extend the life of the pants.