Apparently, This Is the Best-Kept Secret to Unlocking Your Eyeliner's Potential

If your makeup bag is overflowing, consider investing in multipurpose beauty tools like this dual-ended brush. It can be used for both eyeliner and eye shadow thanks to a design that features one end that's dome shaped and another with a tapered point for precise product application.

Customer Review: "I have one in every makeup bag (for the gym, office, home and my mini on-the-go bag). Great for using shadows to line your eyes and apply eye shadows. I have purchased them as gift, and everyone feels the same way, they are in love! I highly recommend them!!"

Featuring an ergonomic handle, Bobbi Brown's Ultra Precise Eye Liner Brush creates crisp, fine lines in seconds when paired with the brand's eyeliner. It has a sharp-taper head with fine yet firm bristles that distribute the perfect amount of product every time.

Customer Review: "I have owned many of Bobbi's gel liner brushes over the years, but this is by far my favorite. It allows you to apply a very thin tightline OR you can create a thicker line with just the right shape. The cap is a great addition!"

If you're after graphic, artistic angles, get your hands on this best-selling brush by Shiseido. Ideal for use across all types for eyeliner formulas, the brush is crafted using Hidden Core technology that controls pressure for easy blending and a flawless, streak-free finish.

Customer Review: "Never did I think that I would have the most luxurious eye liner brush. It is easy to use (once you grasp the technique) and cleans up easily. I love any type of tool to help to paint the iconic winged line. If you want an eye liner brush that will never fail you, get this one It feels amazing in my hand as its sleek and easily handled. This will last me a lifetime and it will you too. Just keep it clean as with all your beautifying tools."

The brushes offered by Anastasia Beverly Hills never let me down, and its #3 Tapered Brush holds true to the reputation. Ideal for detailed application of both powder and cream product, this brush is small and tapered with synthetic fibers that can be used along the lash line, waterline, and lip line.

Customer Review: "Finally, an eyeliner brush made for me! Worked great with gel eyeliner. I was able to successfully and easily do tightlining and over-the-top eye lining and even achieved a wing on the ends (in less than 3-4 minutes)! The width of the ferrule, the length of the brush handle, plus the length and stiffness of the bristles make this perfect for me!"

Another Shiseido favorite, the Yane Hake Precision Eye Brush is the perfect chiseled tool for the eyes and brows. Handcrafted in Japan, the brush features a chiseled roof shape for precise application and synthetic bristles for max definition and detail.

Customer Review: "This brush is PERFECT for adding color under the waterline. It picks up shadow perfectly and dispensed it with ease. One of my favorite brushes ever. A must-have!"

Crafted to line and define the eyes with color, the 212 Flat Definer Brush has firm bristles and a flat shape that make it easy to apply your eyeliner in a single stroke. In addition to being a must-have synthetic-fiber tool, it's suitable for use with powder, liquid, and cream products.

Customer Review: "I have had this brush for a few years now, and it is amazing to line my lower lashes with eyeshadow, as it is able to get very very close to the lash line. It remains in perfect shape without any hair fallout. I highly recommend it!"

This flat eyeliner brush by Nars is designed to work with wet and dry formulas for quick and easy application by pushing or stamping product directly onto the base of eyelashes. The brush's hypoallergenic fibers are also gentle on the eyes and lend themselves to easy post-use cleansing and care.

Customer Review: "I recently bought this Nars Push Eyeliner from Space NK. It is a soft brush, it picks up just enough product and makes products easy to apply. The brush is easy to clean, when cleaned it is like new and seems like it will last me forever. Great purchase!"

Beginners, rejoice! You can now create winged eyeliner looks with the help of this easy-to-use Winged Liner Brush by Sigma. It features a small, angled head designed specifically to create winged liner while also offering precise control for all eye shapes and makeup abilities.

Customer Review: "I've never had a brush that is angled perfectly to make the tiniest wing at the tip plus smear the gel eyeliner close to the lashes. It's perfect! Not stiff at all, and absolutely the perfect size!"

We're big fans of smoky eye looks at Who What Wear and even bigger fans of the tools that can help us create them with a simple flick of the wrist. The Smoky Eye Liner Brush gives the user control over eyeliner application using a lightweight, contoured cone tip for definition.

Customer Review: "This is a perfect smoky eye liner brush! I always feel just great when I apply my dry eye shadows or a liquid liner using this brush. So flawlessly the brush does it! It's also a great brush to smooth out my eye liner for a smoky eye effect. I absolutely recommend it!"

The Hourglass Angled Liner Brush features ultra-soft Taklon bristles (an ideal choice for those who suffer from allergies to animal hair) and a weighted metal handle for effortless blending and application. I also love how it can be used with cream and powder products.

Customer Review: "Such a lovely brush. It's angled and is perfect for blending in my pencil eyeliner. I love Hourglass brushes as they are so soft and feel really luxurious. I have replaced my whole set of make up brushes with Hourglass ones as they are the best I have ever used!"

To create bold, smudged eyeliner looks, consider adding this Eye Smudger Brush to your makeup rotation. It can be used for eyeliner and eye shadow due to its synthetic maximum-hair-count tip that's hand-pulled into the perfect shape for effortless use. Say less.

Customer Review: "The brush works indeed perfect for sculpting the eye, and smudging out harsh lines. I find it to be a brush that's easy to work with and allows you to work with precision."

This small angled brush creates even, thin lines with 100% animal hair–free bristles. It can also be used for applying lip color and eyebrow color in smooth, short strokes. To maintain its health by washing away dirt, makeup, oil, and debris, cleanse the brush with e.l.f.'s Daily Brush Cleaner.

Customer Review: "I use this to put on eyeliner. I use powder shadow (Mary Kay in Espresso or Coal) [with] a bit of water to get a nice fine line, and this angled E.l.f. brush is perfect for it. Like any other brush, does need replacing after lots of use, especially if you want a fine line."

For a luxury option, Dior's Backstage Eyeliner Brush No. 24 delivers definition with easy application. Designed with a tapered, beveled tip, the brush can be used with cream and liquid eyeliners. It's also great for smudging, blending, and building up pigment.

Customer Review: "Super handy brush! I've not been able to master the technique of using eyeshadow as eyeliner, but this brush makes it so easy, I wear eyeshadow as eyeliner almost every day now!"

If you have hooded eyes like I do, it can be challenging to create eyeliner looks that are visible without learning how to work your angles. Laura Mercier's Angled Eye Liner Brush gets the job done by helping you reach over your lash line and apply eyeliner directly to the base of the eyelashes.

Customer Review: "The angled eye liner brush by Laura Mercier makes winging liquid and gel liners a breeze. The angle makes doing your own liner so much easier. Product glides effortlessly."

Half Magic's pocket-sized Precision Eyeliner Brush features a curved half-moon shape that hugs your lash line for perfect application and wings. It's also retractable, making it extremely travel-friendly and easy to use in a pinch. After all, precision is in the name of this product.

Customer Review: "I saw Donni [Davy] use this during a Instagram Live makeup lesson and absolutely NEEDED this! The fact that it is retractable and so compact is so convenient for travel! The brush is so incredibly soft while still having the perfect amount of stiffness for crisp lines!"