I absolutely love the Bigen Cream Color 4-0 Dark Brown! It's my go-to for covering gray hair. The color turns out beautifully and lasts long. The application is quick and easy, and I appreciate being able to save the leftover product.

The Bigen Cream Color 4-0 Dark Brown is a reliable choice for covering gray hair. It's easy to apply, and the color turns out nicely. I'm satisfied with the results, and the smart saving feature is a nice bonus to have.

I've tried the Bigen Cream Color 4-0 Dark Brown, and while it provides decent coverage for gray hair, I found the color to be slightly dull. It's an okay option if you're in a hurry, but I prefer a more vibrant shade.

The Bigen Cream Color 4-0 Dark Brown is my favorite for covering gray hair. It's so easy to use, and the color comes out beautifully. My hair looks natural and vibrant. Plus, being able to save the leftover product is a great bonus.

I've been using the Bigen Cream Color 4-0 Dark Brown for a while now, and it's become my go-to choice. It's easy to apply and covers my gray hair perfectly. The color turns out rich and beautiful. I'm happy with the results!