The ultimate lash adhesive paired with the ultimate retention booster — Fierce Black and Fixation Superbonder together in one bundle. Fierce Black Adhesive Fierce is a uniquely fast-curing adhesive with a consistent 0.5–1 second dry time. When the natural lash is slightly damp, Fierce grabs like a magnet on contact — making it a favourite for experienced artists working at speed. Always conduct a patch test at least 48 hours before treatment. Drying time: 0.5–1 seconds Retention: 4–5 weeks Viscosity: Very thin Humidity range: 20–80% Colour: Black | Fumes: Low | Flexibility: None Storage: 18–24°C cool, dark place Shelf life: 6 months from fill date; use within 2 months once opened We recommend purchasing only what you'll use in the next 1–2 months and storing adhesive correctly. Fixation Superbonder (20ml) Seals the adhesive bond from within — eliminating fumes, preventing irritation, and boosting retention by up to 30%. Apply 2 minutes after placing the last extension using a microfibre brush on the bonding points. One bottle covers 150–200 clients. Shelf life: 24 months unopened, 12 months once opened. No exchanges or refunds on adhesives or Superbonder.