★★★★★ 4.9/5 Trusted by 12,000+ Lash Artists
Water & Oil Resistant · Pro Adhesive

THOUSANDLASHES’ ULTRA CRYSTAL BOND

Finally, an adhesive that delivers faster sets, longer retention, and beautifully open fans.
Designed for advanced lash artists who demand speed, consistency, and flawless retention — without fan closure or wicking.
◷ 25% – 75% (recommended 40%) Humidity
♧ 65 – 74 F Temperature
$55.00 USD
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LASH ADHESIVE FOR CLASSIC, HYBRID, AND VOLUME SETS

 

ThousandLashes Ultra Crystal Bond lash adhesive showing 4 week retention result during professional eyelash extension application


WHAT IT IS

You want an adhesive that keeps up with your hands and helps your fans stay open. ULTRA CRYSTAL BOND has a 0.5–1 second dry time, so you can place each extension and keep moving through the set.

Its medium viscosity helps control how much adhesive moves up the lash fan. This can help stop the base from closing after you dip it.

Use it for Classic, Hybrid, and Volume lash sets. It works in 25–75% humidity, with 40% recommended, and at a temperature of 65–74 F.

When used within the room range and with the right lash prep, it can provide 7–8 weeks of retention. Less time fixing early lash loss means more time giving your client the set they came for.

 

WHY LASH ARTISTS USE IT

  • Works for Classic, Hybrid, and Volume sets
  • Helps volume fans stay open after dipping
  • Dries in 0.5–1 second
  • Provides 7–8 weeks of retention
  • Works in 25–75% humidity
  • Has an 8-month unopened shelf life
  • Gives off low fumes
  • Leaves no film on the lashes
  • Has a flexible bond
  • Latex-free


HOW IT CAN HELP WITH YOUR LASH RETENTION

Ultra Crystal Bond forms a bond between the natural lash and the extension. Its dry time helps you move through the set without holding each lash in place for too long.

For the best result, clean the natural lashes before the set, use the right amount of adhesive, place each extension at the base, and check your room during the appointment.

Retention may change based on lash prep, placement, room conditions, the client’s lash cycle, lifestyle, and aftercare.


PRODUCT DESCRIPTION

Drying Time

0.5 – 1 second

Retention

7 – 8 weeks

Viscosity

Medium

Color

Seamless Black

Humidity

25% – 75%

(recommended 40%)

Temperature

65 – 74 F


Minimum Fumes


Flexible Structure

Latex Free
Minimum recommended experience as a lash artist: 6 months


 

Please note: Actual product colors may vary slightly due to lighting conditions and differences in photo shoot setups. We strive to display products as accurately as possible, but variations may occur.

 

HOW TO STORE OUR LASH ADHESIVE

  • Always store your adhesive in a standing position, away from direct sunlight, ideally in an airtight container. Always put a sticker with the date you opened your glue. Be sure to wipe the nozzle after every use of the glue.
  • Our adhesives are good for 4-8 weeks after opening. Once the glue consistency changes, the adhesive efficiency is reduced, and it's time to replace the adhesive.
  • Our adhesives are stored at room temperature in an airtight container.


ADDITIONAL INFORMATION

You can change the glue drop once the glue consistency has changed, and the glue has a stringy consistency.


      NOTE

      All lash adhesives need to be handled with extreme caution and the utmost care. When opening any bottle of adhesive whether new or used you must open the adhesive away from the lash station not by the client's head or where the lash service is taking place.

      Excessive amounts of glue on the skin may cause burns or superficial damage to the skin or hair. Thousandlashes is not responsible for any accidents or misuse of adhesive. 


      WARRANTY

      Thousandlashes guarantees adhesive quality for 3 months from the date of purchase or 1 month after the adhesive is open. 


      For more information on how to use eyelash extension glue, please click here.

       

      100% SATISFACTION GUARANTEE

      Customer satisfaction is our #1 priority. Which means we stand by our products 100%. If you have a problem, we will solve it. Refund it or send you a new product.

      If you aren't completely satisfied with your purchase, in the rare event that anything goes wrong, your item is missing or issues with your order, please contact us, and we'll make it right!

       

      FREE SHIPPING & RETURNS 

       

      Free shipping for orders $150 and more. Free returns. All the time. Read more about our shipping & returns policies.

        Returns and exchanges of unopened, resealable products (excluding adhesive) are accepted within fourteen (14) days of the date on the original purchase receipt.


        INFO: Ingredients & MSDS

         

        HAVE QUESTIONS?

        We have a dedicated lash artist on-call 24/7 available to answer your questions and concerns. If you have a question about our products or lashing in general, call/text us at 7607073479 and we will gladly help you.

        You can also email us your questions at thousandlashes.usa@gmail.com

         

         


        Customer Reviews

        Overall rating: 5.0 / 5 from 297 reviews.

        Customer photo review of EYELASH EXTENSION GLUE: THOUSANDLASHES’ ULTRA CRYSTAL BOND

        I’ve been using this glue for years now and it’s never let me down! The retention is consistently amazing, and my clients love how long their lashes last. My only minor complaint is how often I have to change the glue nozzle—it tends to clog more frequently than I’d like. Other than that, it’s been a reliable go-to in my lash kit.

        EYELASH EXTENSION GLUE: THOUSANDLASHES’ ULTRA CRYSTAL BOND

        Customer photo review of EYELASH EXTENSION GLUE: THOUSANDLASHES’ ULTRA CRYSTAL BOND

        This adhesive has incredible retention! Many of my clients have told me that they don't notice the fumes as much with this adhesive and that their eyes don't water when they're done. It dries quickly and few to no lashes are stuck together when passing through to separate. By far the best glue I've used.

        EYELASH EXTENSION GLUE: THOUSANDLASHES’ ULTRA CRYSTAL BOND

        Customer photo review of EYELASH EXTENSION GLUE: THOUSANDLASHES’ ULTRA CRYSTAL BOND

        When it comes to lash glues, I'm a bit of a snob. I've been working in the industry for years and have tried every glue under the sun, but this one is my absolute favorite. I love it because it has such great retention and perfect dry time—you can literally do a full set with no stickies! If you're ready to invest in yourself and your business, this is definitely worth it! I highly recommend.

        EYELASH EXTENSION GLUE: THOUSANDLASHES’ ULTRA CRYSTAL BOND

        Customer photo review of EYELASH EXTENSION GLUE: THOUSANDLASHES’ ULTRA CRYSTAL BOND

        Since I've been using this adhesive for so long, I can honestly say that I've never had a glue with such great retention and perfect dry time. I love working with it since I don't get as many stickies and because it adheres to the natural lash like a magnet.

        EYELASH EXTENSION GLUE: THOUSANDLASHES’ ULTRA CRYSTAL BOND

        Customer photo review of EYELASH EXTENSION GLUE: THOUSANDLASHES’ ULTRA CRYSTAL BOND

        This glue is my jam! It's the best I've ever used. I don't even think about using anything else now. It has amazing retention and doesn't leave any sticky residue behind. That's why I use it for classic and volume lashes—it works great in both!

        EYELASH EXTENSION GLUE: THOUSANDLASHES’ ULTRA CRYSTAL BOND

        Customer photo review of EYELASH EXTENSION GLUE: THOUSANDLASHES’ ULTRA CRYSTAL BOND

        I had poor retention, but customer service was extremely helpful in solving the issue with me and offering great solutions to accommodate me, and this glue definitely does what it is supposed to do! My clients return three weeks later with their lashes on!

        EYELASH EXTENSION GLUE: THOUSANDLASHES’ ULTRA CRYSTAL BOND

        Customer photo review of EYELASH EXTENSION GLUE: THOUSANDLASHES’ ULTRA CRYSTAL BOND

        I've only been using this glue for about a month, but I'm really enjoying it. The longevity is excellent, even with decals; I used it on my client 2 and a half weeks ago, and she still has all of her decals and glitter on her set. I'll keep using this glue for a few months to see whether the quality remains consistent.

        EYELASH EXTENSION GLUE: THOUSANDLASHES’ ULTRA CRYSTAL BOND

        Customer photo review of EYELASH EXTENSION GLUE: THOUSANDLASHES’ ULTRA CRYSTAL BOND

        My clients noticed a difference in retention as well. From now on, I'll only use this lash glues! I've also had a couple clients inform me that their eyes aren't burning as much since I started using this glue!!! The top is never clogged!! This item has stolen my heart. Thank you very much!! I'll keep buying!!

        EYELASH EXTENSION GLUE: THOUSANDLASHES’ ULTRA CRYSTAL BOND

        Customer photo review of EYELASH EXTENSION GLUE: THOUSANDLASHES’ ULTRA CRYSTAL BOND

        This adhesive is impressive! Compared to what I was using before, my client's lashes lasted much longer! I would 100% recommend it to any lash technician looking for a high-quality lash glue. It does exactly what it advertises, so I forget about the adhesive and concentrate only on my lash placement.

        EYELASH EXTENSION GLUE: THOUSANDLASHES’ ULTRA CRYSTAL BOND

        Customer photo review of EYELASH EXTENSION GLUE: THOUSANDLASHES’ ULTRA CRYSTAL BOND

        In my lash career, I've tried a lot of adhesives and I always come back to this one! It has the ideal setting time for my environment, and my clients come back with great retention. I've also used it on clients who have extremely sensitive eyes and never had an issue or complaint with it. Super happy with my purchase!

        EYELASH EXTENSION GLUE: THOUSANDLASHES’ ULTRA CRYSTAL BOND

        Customer photo review of EYELASH EXTENSION GLUE: THOUSANDLASHES’ ULTRA CRYSTAL BOND

        My new BFF, seriously the retention as been super awesome. Glad that someone recommended this to me and took a risk to try! I am also interested to try out your other lash glue! Thank you for the awesome customer service.

        EYELASH EXTENSION GLUE: THOUSANDLASHES’ ULTRA CRYSTAL BOND

        Customer photo review of EYELASH EXTENSION GLUE: THOUSANDLASHES’ ULTRA CRYSTAL BOND

        Have bought this glue multiple times in the past and LOVED that it was perfect consistency, 0.5-1 second dry time, client retention was easily 7-8 weeks, depending on the care of the client, and the glue freshness lasted for up to 6 weeks in the bottle if sealed tightly and placed back in the resealable pouch package that it comes in.

        EYELASH EXTENSION GLUE: THOUSANDLASHES’ ULTRA CRYSTAL BOND

        Customer photo review of EYELASH EXTENSION GLUE: THOUSANDLASHES’ ULTRA CRYSTAL BOND

        The ultra crystal bond has won my heart. I can't believe it's taken me this long to try this excellent stuff! In comparison to other brands I've used, this one dries quickly, easy to work with, has an excellent consistency, and has a longer retention. I'm no expert yet, but this has drastically improved my lash game, and I'm now lot faster and more skilled. Because I'm doing less infills and have more room for clients, it's changed my lashing game significantly and enabled me to earn more. I will buy again and this is highly recommended!

        EYELASH EXTENSION GLUE: THOUSANDLASHES’ ULTRA CRYSTAL BOND

        Customer photo review of EYELASH EXTENSION GLUE: THOUSANDLASHES’ ULTRA CRYSTAL BOND

        This ultra crystal glue is a must have especially if you are struggling with retention. It goes perfectly with their super bonder and primer. I've used this glue for nearly 3 years now, never once had a problem, my retention is perfect like all my clients are so happy about this too their lashes have been lasting for 4-6 weeks. My go to forever, worth every penny

        EYELASH EXTENSION GLUE: THOUSANDLASHES’ ULTRA CRYSTAL BOND

        Customer photo review of EYELASH EXTENSION GLUE: THOUSANDLASHES’ ULTRA CRYSTAL BOND

        I decided to teach myself how to do eyelash extensions because why not! I am not familiar with other glues, but I decided to go with this one and I'm glad I did! After a few trial runs, I used this to give my mom eyelash extensions and it went great! I've gotten it done by a professional before and the glue really hurt my eyes then, but my mom said she didn't feel any pain or discomfort with this glue, and they lasted a very long time! I would definitely recommend this glue, especially for such a great price! (:

        EYELASH EXTENSION GLUE: THOUSANDLASHES’ ULTRA CRYSTAL BOND

        Good To Know

        Everything You Need to Know

        Can I use Ultra Crystal Bond for every lash set?
        Yes. You can use it for Classic, Hybrid, and Volume lash sets.
        How should I store it?
        The typical shelf life of an OPENED adhesive is 4- 6 weeks weeks. To keep the glue fresh, keep the adhesive out of the sun.

        Often, in sunlit studios, the sun can directly hit the adhesive. You must place your lash glue in a cool, dark place immediately after use. When not in use, keep your glue in a provided sun-blocked aluminum container with a silica gel for its optimum condition.
        What room conditions work with this adhesive?
        It works in 25–75% humidity and at 65–74°F. A humidity level near 40% is recommended.
        Is the dry time right for new lash artists?
        The 0.5–1 second dry time works best for lash artists who can isolate and place each extension without delay. At least six months of lash experience is recommended.
        How should I store the adhesive before opening it?
        Keep the bottle sealed and follow the storage directions on the package. When stored as directed, the unopened bottle can last up to eight months.

        Adhesive Comparison Chart

        Compare drying time, humidity, temperature, color, viscosity and level.

        VELOUR
LASH ADHESIVE
        ELITE HIGH
HUMIDITY ADHESIVE
        OPTITE LOW
HUMIDITY ADHESIVE
        BULLET
ADHESIVE
        ULTRA CRYSTAL CLEAR
BOND
        ULTRA CRYSTAL
BOND
        CHOCOLATE CHARM
BOND
        Adhesives
        VELOUR LASH ADHESIVE
        ELITE HIGH HUMIDITY ADHESIVE
        OPTITE LOW HUMIDITY ADHESIVE
        BULLET ADHESIVE
        ULTRA CRYSTAL CLEAR BOND
        ULTRA CRYSTAL BOND
        CHOCOLATE CHARM BOND
        Drying Time
        0.5 second
        2 – 3 seconds
        0.5 second
        Instant Dry
        1 second
        0.5 – 1 second
        1 second
        Humidity
        30 – 55%
        40 – 70%
        20 – 35%
        50 – 70%
        30 – 55%
        25% – 75%
        30 – 55%
        Temperature
        70 – 76 F
        65 – 72 F
        68 – 73 F
        68 – 73 F
        70 – 76 F
        65 – 74 F
        70 – 76 F
        Color
        Seamless Black
        Black
        Black
        Black
        Seamless Clear
        Seamless Black
        Brown
        Viscosity
        Thin
        Medium to thick
        Thin
        Thin
        Medium
        Medium
        Medium
        Level
        Advanced
        Beginner
        Beginner
        Advanced
        Beginner
        Beginner
        Beginner
        Application Cure Time By Humidity <30% 30 - 39% 40 - 59% 50 - 60% 65% +
        1 – 3 sec
        0.5 – 1 sec
        0.5 sec
        0.5 sec
        Instant – 0.5 sec
        3 – 4 sec
        2 – 3 sec
        2 – 3 sec
        1 – 2 sec
        1 sec
        0.5 sec
        0.5 – 1 sec
        1 – 2 sec
        2 – 3 sec
        3+ sec
        2 – 3 sec
        1 – 2 sec
        0.5 – 1 sec
        Instant – 0.5 sec
        Instant
        2 – 3 sec
        1 – 2 sec
        1 sec
        1 sec
        0.5 – 1 sec
        1 – 2 sec
        0.5 – 1 sec
        0.5 – 1 sec
        0.5 sec
        0.5 sec
        2 – 3 sec
        1 – 2 sec
        1 sec
        1 sec
        0.5 – 1 sec
        Shop Now
        • For optimal performance, use a humidifier when humidity is below 30%
        • For optimal performance, use a dehumidifier when humidity exceeds 65%
        • Room temperature plays a key role in adhesive cure time
        • Cure time may vary based on the quantity of adhesive used
        • Velour adhesive is recommended for advanced lash artists

        Ready for Better Retention?

        Join over 12,000 lash artists who trust Velour every day.
        0.5-second cure
        Up to 8-week retention
        Oil & water resistant
        Professional-grade performance

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        Questions? Email us anytime at
        thousandlashes.usa@gmail.com

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