Dial up hues with this Arduino-powered, on-demand spray-can mixer ...

When it comes to grays, the choice is yours. Leave as is or blend them away with a quick color spray, a precise powder application, or fibers that also help conceal thinning hair. Rating: 4.3/5 stars ...

The telltale signs of a bad spray-paint job are easy to spot. Stripes of uneven coverage, paint buildup in the corners, a ...

While each product featured is independently selected by our editors, we may include paid promotion. If you buy something through our links, we may earn commission. Read more about our Product Review ...

We tested root touch-up sprays on grays, highlights and color-treated hair to find the most natural-looking products.