Thru Line Waterproof Eyeliner
Up to 24-hour color. Safe for sensitive eyes.
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An artist is only as good as their tools. Lock in your signature look with Thru Line Eye Essentials—a tight edit of your favorite shade of Thru Line Waterproof Eyeliner, plus a dual-ended brush and custom sharpener for perfect application every time.
Hold the Line
Define your look with Thru Line Waterproof Eyeliner, a long-wear formula that’s safe for sensitive eyes and the waterline. Thru Line is waterproof, sweatproof, and glides on smoothly without dragging, skipping, or tugging. The rich, saturated color blends effortlessly for diffused definition, then sets for up to 24-hour wear. Choose your favorite among 10 art-inspired shades, from nuanced neutrals to dimensional jewel tones.
One brush. Infinite eye looks.
The Angled Line + Smudge Brush is designed for precise liner application and seamless blending. Use the angled side to create clean lines, then switch to the smudger side to soften for a smoky, diffused effect. Pair the versatile tool with any ILIA eye essential.
Get to the Point
Sharpen Thru Line Waterproof Eyeliner and Lip Sketch Hydrating Crayon to a clean, precise point with this custom-designed pencil sharpener. Crafted from 100% recycled plastic and durable stainless steel, it comes with a built-in cleaning tool and removable cover to capture shavings for less mess.
- T S.Verified BuyerReviewingThru Line Waterproof EyelinerI recommend this productSkin Type CombinationSkin Tone NeutralUndertone WarmEye Color BlueAge Range 45-54Reviewed by An ILIA customerReviewed By An ILIA customerRated 5 out of 5 stars10/14/26Like, but
Wished these were not in pencil form so you loose so much of the product.
- T S.Verified BuyerReviewingPrecision Dual SharpenerI recommend this productSkin Type CombinationSkin Tone NeutralUndertone WarmEye Color BlueAge Range 45-54Reviewed by An ILIA customerRated 4 out of 5 stars10/14/26Okay, but needs improvement
I’ve used a couple times on small pencils and it eats them up. I actually wished that you didn’t do pencils when the cosmetics cost so much.
- Mandie B.Verified BuyerReviewingThru Line Waterproof EyelinerI recommend this productSkin Type CombinationSkin Tone NeutralUndertone NeutralEye Color HazelAge Range 35-44Reviewed by An ILIA customerReviewed By An ILIA customerRated 5 out of 5 stars10/14/26LOVE!
I love this product! Makes my hazel eye color pop. I didn’t realize I needed the sharpener when I ordered it, don’t forget that if you don’t have one.
- Lindsay S.Verified BuyerReviewingPrecision Dual SharpenerI recommend this productSkin Type DrySkin Tone NeutralUndertone NeutralEye Color GreenAge Range 45-54Reviewed by An ILIA customerRated 4 out of 5 stars10/14/26Works well with pencil
Only sharpener that works with pencil.
- Lindsay S.Verified BuyerReviewingThru Line Waterproof EyelinerI recommend this productSkin Type DrySkin Tone NeutralUndertone NeutralEye Color GreenAge Range 45-54Reviewed by An ILIA customerReviewed By An ILIA customerRated 4 out of 5 stars10/14/26Great eyeliner
If it was thinner it would be perfect!
