STACY LASH Extra Strong Eyelash Extension Glue 10 ml (Black) — 0.5–1s Dry, Up to 8 Weeks Retention

STACY LASH Extra Strong Eyelash Extension Glue is a professional-grade black adhesive that bonds classic extensions quickly (0.5–1 second dry) and delivers up to eight weeks of retention when applied by trained technicians.

This adhesive is engineered for salon use by experienced lash artists who need fast-setting performance and long-lasting hold. Formulated for semi-permanent eyelash extensions, the Extra Strong glue comes in a sealed 10 ml (0.34 fl. oz) package to preserve freshness and optimize bonding strength. It offers a rapid dry time and is formulated to perform best within a controlled humidity range, giving skilled technicians reliable results for classic lash sets.

How fast does this glue set and how does that affect the application?

The STACY LASH Extra Strong formula sets in approximately 0.5–1 second, letting certified lash artists work quickly and precisely. The rapid tack reduces wait time between isolation and attachment, helping experienced stylists complete full sets faster without compromising placement.

• Dry time: 0.5–1 second for initial bond
• Designed for fast, efficient classic-lash application
• Requires steady technique to avoid premature adhesion

What retention can clients expect and under what conditions?

When applied correctly by a trained professional, this adhesive can maintain extensions for up to eight weeks, depending on natural lash cycle and aftercare. Ideal results occur when the salon environment is controlled and clients follow recommended home care to maximize bond life.

• Maximum reported retention: up to 8 weeks
• Best ambient humidity: 50–70% relative humidity (RH)
• Client aftercare and lash growth cycle influence longevity

Are there safety or usage precautions stylists must follow?

This product is intended strictly for professional salon use and should not be used for self-application, strip lashes, or cluster lashes. Misuse can cause adverse reactions; always read the full product instructions, perform required patch testing, and follow salon safety protocols.

• For salon application only — not for DIY use
• Do not use with strip lashes or clustered lash applications
• Follow patch-test guidance and manufacturer instructions

How should technicians store and handle the glue to maintain peak performance?

The glue is packaged in a sealed container to protect shelf life and preserve gel viscosity. Store in a cool, dry place; once opened, minimize exposure to air and humidity fluctuations and replace cap immediately after use to maintain freshness and bonding power.

• Sold in sealed packaging to preserve freshness
• Close cap after each use and avoid temperature extremes
• Use within recommended timeframe after opening for best bond

Who is this for: STACY LASH Extra Strong Eyelash Extension Glue is tailored to professional lash technicians who perform classic semi-permanent eyelash extensions and need a fast-drying, high-retention black adhesive. It’s aimed at experienced stylists comfortable working within a 50–70% humidity environment and following strict salon safety and patch-testing procedures. This product is not suitable for home users, beginners without formal training, or applications using strip or cluster lashes.