Many brush-on lash adhesives advertise quick-dry or quick-set formulas; some say they "set in seconds." Product instructions often recommend waiting around 15 seconds after applying the glue for it to become tacky before placing the lashes.
Product descriptions frequently claim waterproof or water-resistant performance. Some formulas are marketed as waterproof and sweat-proof, while others are labeled water-resistant. Check the product label to confirm the exact water-resistance claim.
Common safety notes include avoiding direct contact with the eye, performing a patch test before first use, discontinuing use if irritation or an allergic reaction occurs, and keeping the product out of reach of children.
Some listings name acrylate copolymer, glycerin and water; a few product materials mention latex. Several descriptions also call out alcohol-free, gluten-free, sulfate-free, cruelty-free, vegan or formaldehyde- and latex-free formulations.
Most brands recommend using an oil-based makeup remover or the product's specific remover. Typical steps: apply remover to the lash line, wait about 10–15 seconds for the adhesive to soften, then gently slide or stroke the lashes off until the glue loosens.