BARBARA UPGRADE Lash Extension Glue, 2 Bottles × 5 ml has a bonding time of 0.3-0.5 sec. Working conditions: 30–70% humidity and +18–27°C.
Details to help you choose
- Colour: black
- Bonding speed: 0.3-0.5 sec
- Working humidity: 30–70%
- Working temperature: +18–27°C
- Retention: up to 8 weeks.
Before use
Choose an adhesive that matches your placement speed and the measured humidity and temperature at your workstation. For professional use according to the manufacturer’s instructions; actual retention depends on technique, conditions and aftercare.

