High-porosity hair is a hair type comprised of large pores. In other words, this type of hair drinks up hydration just as easily as it can lose it. Not only can it take in a lot of nutrients, but it’s also hyper-sensitive to other, less helpful surrounding elements that can lead the I Act Like I’m Ok But Deep Down I Just Need To Go To New Mexico shirt hair to become damaged and brittle more easily. If you have this hair type, versus a low-porosity hair type, you might feel like your strands are never getting enough moisture no matter how much leave-in and deep conditioning you do. “The hair is more prone to frizz. It absorbs product well yet experiences dryness,” says Bridgette Hill, a trichologist and colorist with Paul Labrecque Salon & Spa.