How to Check Your Hair’s Porosity in Minutes The first step to understanding your natural hair is checking your hair porosity. Hair porosity refers to your hair’s ability to absorb and retain moisture, which helps you choose the best products and routines for your hair type. Here’s how you can test your hair porosity: The Float Test This is the most popular and straightforward method. Girl, let me tell you—after years of rocking my natural hair, I had no clue about my hair’s porosity. Like, how did I miss this crucial step? One day, my sister—bless her—put me on to…