Density is all about the numbers: how many hair follicles are packed onto your scalp.
As dumb luck would have it, density is often confused with thickness, but the two are entirely different scandals. While thickness refers to the width of the strand, density is the backdrop—the sheer volume of hair growing on your head. High-density hair looks full and voluminous, a study in tonality and abundance, but it can be a challenge to saturate during wash day. Low-density hair, conversely, requires specific styling tricks to create the illusion of more body, much like how Max Factor used peaks and smears to assuage the insecurities of silent film stars. It’s about the prep, and quite frankly, it’s about the numbers.
Understanding your density dictates how you section your hair for styling success. If you have high density, you’re looking for uniform color across the lid—or in this case, uniform product distribution across the scalp. You need a “blender brush” approach to your routine, ensuring every layer is loaded up correctly. If your density is low, you have to be careful not to weigh the hair down, focusing on volume and light-refracting products that give the appearance of a fuller profile. It’s like the difference between a heavy greasepaint foundation and a light-refracting hair dye—one sits on top, while the other captures the glow.
The Density Check
A simple way to check is to see how much of your scalp is visible when your hair is in its natural state. High density means the scalp is barely visible, while low density means you can see it quite clearly. By mastering the prep and knowing your numbers, you can choose the right clips, sections, and drying methods (like the Nars-equivalent of diffusing) to ensure your hair always looks its best. It’s about doubling your wearability and making sure your hair pops exactly where it should. Whether you’re dealing with the debauchery of high-density tangles or the moody, deep-set look of low-density strands, the right technique is like insurance for your hair.
A Final Note on Volume
In the early movies shot on orthochromatic film, blue eyes would turn blank and spooky. Low-density hair can have that same “spooky” effect if not styled correctly—looking thin and lifeless. But with the right light-refracting products and a heavy hand during the prep phase, you can create a look that is classic and predictable (in a good way). Max Factor couldn’t rest on his laurels for long, and neither should you. Keep experimenting with your sections and your products until you find the “X-Rated” lip gloss equivalent for your density. Something I think we’re all still kind of into.
—Lauren Maas