top of page
Lash Extension Tips & Retention Guides
Welcome to the Lethal Lashes blog, where professional lash artists learn advanced retention techniques, adhesive knowledge, and lash business strategies. Explore expert guides on lash glue performance, humidity challenges, lash mapping, and professional training.


Black Gold vs Conventional Lash Adhesives: Practical Differences
Compare Black Gold with more humidity-sensitive professional adhesives. Performance depends on application, storage, aftercare and the product instructions.

Lethal Lashes Online
Feb 13, 20242 min read


Black Friday 2023: Archived Lethal Lashes Sale
An archived Black Friday promotion from 2023. The 25% offer has ended; see the current shop for any active savings.

Lethal Lashes Online
Nov 15, 20231 min read


Lethal Lashes Rewards: Archived 2023 Announcement
An archived explanation of a 2023 Lethal Lashes loyalty announcement. Account balances and redemption terms should be checked in your current account.

Lethal Lashes Online
Nov 12, 20231 min read


Halloween 2023 Lash Deals: Archived Promotion
Halloween 2023 promotional archive. Historic $5 colored lash tray offer and other October deals have ended; check today's shop prices.

Lethal Lashes Online
Oct 11, 20232 min read


There is more to keeping clients than great lashes!
Hey there lash artists! Keeping clients coming back is all about providing great service and building a relationship with them. Here are...

Lethal Lashes Online
Feb 16, 20231 min read


Baby Shampoo and Lash Cleansing: Ingredient Considerations
A practical look at ingredients, preservation and eye-area suitability in lash cleansing products, without unsupported toxicity claims.
Cassie Lewis- Founder of Lethal Lashes Founder
Oct 18, 20181 min read


Lash Extension Reactions: Lessons from a 2017 News Report
An educational review of a 2017 reported lash extension incident. Pain, swelling and eye reactions require medical assessment, not salon diagnosis.
Cassie Lewis- Founder of Lethal Lashes Founder
Sep 3, 20172 min read


Are your Extensions Falling Flat?
Whether you are a lash tech or client, there is nothing worse then your extensions falling flat. The minute you notice as a tech or client that your lashes lost all the curl its time to change products or techs. The reason is, those "affordable" lash extensions are cheap quality. Now there are the rare, but sometimes occurring mishaps that can flat out even some of the best lashes in the industry, such as your love for baking! Yes thats right those sweet treats you love t
Cassie Lewis- Founder of Lethal Lashes Founder
May 18, 20172 min read


Archived Lip Treatment Announcement (2017)
An archived 2017 product announcement. See the current Lethal Lashes shop for products available today.

Lethal Lashes Online
May 11, 20171 min read


Lash & Brow Growth Serum: Archived Product Information
Historical information about a previously promoted lash and brow growth serum. Do not rely on old growth promises; check current product directions and availability.

Lethal Lashes Online
Mar 31, 20161 min read


Lash Extensions Before Vacation: Planning and Aftercare Tips
Plan lash extensions before your trip, know when to schedule a trial set and follow aftercare instructions around heat, pools and ocean water.
Lethal Lashes
Mar 20, 20152 min read


Questions to Ask Before Choosing a Lash Artist
Ask a prospective lash artist about their training, isolation technique, sanitation, aftercare and their approach to irritation or allergic symptoms.
Cassie Lewis- Lethal Lashes Founder
Mar 15, 20152 min read
bottom of page
