Barbara Upgrade 5ml Black Eyelash Extension Glue has a bonding time of 0.3–0.5 sec. Working conditions: 30–70% humidity and 18–27°C.
Details to help you choose
- Bonding time: 0.3–0.5 sec
- Temperature: 18–27°C
- Humidity: 30–70%
- Retention: up to 8 weeks
- Brand: Barbara
- Model: Upgrade
- Colour: black
- Volume: 5ml
- For experienced professional lash technicians.
- Shelf life: 8 months
- After opening: up to 90 days.
- Made in South Korea.
- Texture: liquid
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.

