Reviews RUYI | Smudge-Proof Waterproof Sweat-Resistant Long-Lasting Easy-to-Use Liquid Eyeliner – Real User Experiences
Read real user reviews and experiences for RUYI | Smudge-Proof Waterproof Sweat-Resistant Long-Lasting Easy-to-Use Liquid Eyeliner, including opinions, usage feedback, and everyday insights.

RUYI cosmetics
Seller ratings 100.0%
Review (1004+ user reviews)
See more4.9
/5
1004 Ratings
G
G****3
Feb 05, 2026
Super useful! It doesn't smudge at all! Even when I cry my eyes out, it stays put and doesn't run. Plus, the tip is super fine, so it's easy to control, even for someone a bit clumsy! Definitely worth it!
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P
0****p
Feb 05, 2026
It's really easy to use, the flow is super even, and the pen thickness is just right! It's super convenient for drawing the lower eyeliner, perfect for beginners!
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H
H****r
Feb 05, 2026
I totally love this subtle eyeliner! How can this pencil be so affordable and so easy to apply? It instantly enhances my eyes, is waterproof and sweatproof, and doesn’t smudge at all! Plus, there are no side effects!
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F
6****f
Feb 05, 2026
The ink flows evenly, making it great for drawing lower eyelashes! It's also waterproof and oil-resistant~ The eyeliner looks like it's tattooed on your face.
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C
c****2
Jan 28, 2026
The pen feels really solid and easy to control, so beginners won't have to worry about shaky lines. The staying power is impressive too; it stays put all day!
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C
C****y
Jan 28, 2026
I heard about this eyeliner pencil from a makeup artist, and it's really great to use! It doesn't smudge at all, and I can wear it all day without any issues. It has no side effects, and it's definitely worth it!
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*
*****
Jan 27, 2026
This is my first time using this eyeliner pencil, and I’m amazed! It glides on super smoothly and forms perfectly with just one stroke. The color payoff is really high too. Plus, it holds up well against water and sweat!
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Y
y****6
Jan 26, 2026
I followed the blogger's recommendation and got this eyeliner. The tip is really fine, the color payoff is excellent, it dries quickly, and it lasts all day without smudging!
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C
2****c
Jan 21, 2026
The 0.01mm ultra-fine tip lets you draw shapes easily, it's smooth and doesn't smudge, plus it's waterproof and sweatproof, so even if you cry, your makeup stays intact. A bit pricier, but definitely worth it.
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P
0****p
Jan 18, 2026
This eyeliner is really great for drawing lines; the color is subtle and looks very natural. It doesn't smudge at all, even after multiple strokes!
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B
B****t
Jan 18, 2026
This eyeliner pencil is super easy to use, even for beginners. It goes on smoothly and has great color payoff, plus it lasts all day, is waterproof, and doesn't smudge!
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F
F****p
Jan 18, 2026
Lasts all day without smudging; my eyes still look vibrant and there's no embarrassing panda eye situation. It's clearly worth the price. No side effects so far.
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H
H****r
Jan 18, 2026
The pen tip is really fine and has some flexibility, so even if my hands shake a bit, I can draw straight lines!
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G
G****3
Dec 23, 2025
It glides on super smoothly and flows easily with just a light swipe, making it simple for beginners to achieve their ideal eye makeup. Definitely a high-value product!
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V
v****2
Dec 16, 2025
This stuff is amazing! It holds up my eyeliner all day long without smudging! It's waterproof and sweatproof, truly fantastic!
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L
L****e
Dec 09, 2025
I use this every time I go out. It has amazing waterproof and sweat-proof effects, and my makeup lasts for over ten hours without smudging. I really love it!
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A
a****s
Dec 04, 2025
I use this every time I go out, and with the weather making me sweat so easily, its waterproof and sweat-proof effect is amazing! It keeps my makeup intact for over ten hours, and I really love it!
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N
0****n
Dec 04, 2025
The fine tip allows for more delicate lines, and it doesn't smudge when applying or sweating. I've been using this for my makeup lately.
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M
M****j
Dec 01, 2025
The product applies super smoothly, and there's no lag at all! Even someone who's not great at makeup can easily achieve a perfect eyeliner look in no time!
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U
u****8
Nov 28, 2025
This stuff is really easy to use! Compared to the other brands I’ve tried, it’s way better. It lasts a long time and doesn’t smudge at all. The tip is super fine, making it really smooth to apply eyeliner and define my lower lashes.
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R
4****r
Nov 27, 2025
This pen tip is super fine, making it easy to draw precise lines. I use this eyeliner at work, and it stays put all day without smudging. It has no side effects, and you can tell the quality is there!
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N
N****w
Nov 26, 2025
I used the eyeliner pencil recommended by the blogger, and it instantly made my eyes look three times bigger. It's not easy to smudge, so oily skin is no problem, and it lasts all day without fading. Sisters, go for it with confidence!
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V
v****2
Nov 26, 2025
The fine tip allows for detailed lines, and it doesn't smudge even when I sweat. I've been using it for my makeup recently and really enjoy it.
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Z
z****1
Nov 26, 2025
Family, the effect when applied is truly amazing! It glides on so smoothly and looks really natural without smudging. You can wear it all day without any touch-ups. The fine tip makes it easy to control the lines!
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F
F****q
Nov 26, 2025
The mocha brown eyeliner is perfect for everyday use; it’s such a soft shade that makes your eyes look instantly brighter and gentler! The waterproof formula is impressive too; it doesn’t smudge at all, so you can wear it all day without any worries.
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N
n****7
Nov 26, 2025
So user-friendly for beginners! It's super smooth, no smudging at all, and it's waterproof and sweat-proof too! Perfect for us oily-skinned newbies! No side effects, and the quality really shows!
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H
8****h
Nov 22, 2025
Super natural eyeliner! It looks like it's meant to be, and it really enhances those big eyes! It glides on smoothly without any hiccups.
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*
*****
Nov 22, 2025
Super smooth to use, it glides on easily and flows perfectly. Beginners can handle it without any trouble and achieve their desired eye makeup effortlessly. It has great value for what you get!
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F
F****q
Nov 22, 2025
This pen tip is super fine🤩, making it hard to mess up the lines✨. I use this eyeliner at work👌, and it stays put all day!
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B
B****0
Nov 22, 2025
Dries quickly and has great waterproof and sweat-proof features! I ride my bike to work every day in the blazing sun, and I don't have to worry about my eyeliner smudging when I sweat!
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K
K****0
Nov 06, 2025
Dries quickly and is super waterproof and sweat-proof! I ride to work in the blazing sun every day, and I don’t even have to worry about my eyeliner smudging!
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G
G****s
Nov 06, 2025
I use this every time I go out, and with the current weather making me sweat, its waterproof and sweat-proof effects are amazing. It keeps my makeup intact for over ten hours, and I genuinely love it!
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A
a****4
Oct 31, 2025
It's super smooth to use, just a light glide gives a perfect flow, no skipping at all. Even beginners can easily handle it and create the ideal eye makeup. Although a bit pricey, it's totally worth it for the value!
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*
*****
Oct 24, 2025
I use it every time I go out. In this weather, it's easy to sweat, but its waterproof and sweatproof effects are top-notch. It lasts for over ten hours without smudging. I really like it!
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Z
8****z
Jan 28, 2026
I really love this eyeliner! It goes on so smoothly and doesn’t flake off, and it’s super easy to apply evenly! Plus, it lasts a long time without smudging, so no worries about raccoon eyes from tears or sweat!
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N
n****7
Dec 04, 2025
Dries quickly and does a great job at being waterproof and sweat-resistant! I can ride my bike to work in the blazing sun without worrying about my eyeliner smudging!
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F
f****x
Nov 06, 2025
The fine tip draws really delicate lines, and it doesn't smudge even when I sweat or apply oil. I've been using this for my makeup lately and it's been great!
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U
U****b
Feb 05, 2026
I've repurchased this several times! The application is really smooth, and it doesn’t clog or dry out! The best part is that it lasts all day without smudging!
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A
7****a
Feb 05, 2026
This black eyeliner really enhances your style! It glides on smoothly with consistent color, and the lines come out beautifully vibrant. Plus, it doesn't smudge or clump up!
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Y
Y****d
Feb 05, 2026
It's super fine and steady! The winged eyeliner looks really natural~ It stays on incredibly well, doesn’t smudge even when I sweat a bit, which is great for my oily skin, and there are no side effects. Definitely worth it!
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A
7****a
Feb 05, 2026
It dries quickly when applying and you can totally control the thickness. The eyeliner comes out bright and natural, making your eyes look significantly bigger, haha!
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F
F****p
Feb 05, 2026
It dries quickly while applying, and you can easily control the thickness. The eyeliner looks vibrant and natural, making your eyes appear much bigger, haha!
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R
4****r
Feb 05, 2026
It dries quickly and looks really natural after applying. The best part is its waterproof and sweat-proof feature; the eyeliner really stays put!
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B
6****b
Feb 05, 2026
I've repurchased this three times, who understands! It's super silky, glides on perfectly, and I can go out with friends all day taking pictures. When I get home, my eyeliner is still intact! It's waterproof and smudge-proof, who gets it! No side effects so far!
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S
9****s
Feb 05, 2026
The application is super smooth and stays straight without any mess. It's waterproof and sweat-proof, so no worries about smudging!
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*
*****
Feb 05, 2026
Super fine and steady! The winged eyeliner looks super natural~ It holds up incredibly well, even in sweat, and it's super friendly for my oily skin. No side effects at all!
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A
4****a
Jan 31, 2026
Perfect for beginners! The tip is only 0.01mm, super fine, and it really does an amazing job at drawing lower lashes! It dries quickly and the waterproof and sweat-proof effects are also really great, no smudging!
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*
*****
Jan 28, 2026
The ultra-fine tip is super easy to use! It creates a natural look for the inner corners, lower line, and lower lashes, making the eyes look really big! Best of all, it doesn't smudge at all!
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F
6****f
Jan 27, 2026
I recently got this eyeliner, and the tip is really fine, making it super easy to apply! It dries quickly and is waterproof, plus it doesn’t skip or break at all! It glides on so smoothly when I draw my lower lashes! I'm really happy with how it looks on my eyes—very natural and pretty!
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F
6****f
Jan 26, 2026
I really love how long this eyeliner lasts! I watched a movie and cried my eyes out, but when I looked in the mirror afterward, my eyeliner was still perfect. As someone with oily skin, I don't have to worry about smudging anymore!
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