What it is: A triple-action lash primer serum that boosts the volume, curl and wear of your mascara while improving lash appearance with daily use. What it does: Gentle on sensitive eyes, this serum features a balm texture that coats each lash with a dense, airy film. Enriched with a cornflower floral extract, the formula reveals the radiance, intensity and color of your mascara. Research results: In an instrumental test on 16 subjects with an immediate comparison on bare lashes versus lashes with Diorshow Maximizer 3D and Dior mascaras:- Volume increased by three times- Curl increased by 91%In a clinical assessment on 28 women after one month of use:- Volume increased by 43%- Curl increased by 36%How to use: Apply underneath your mascara to boost lash volume, curl and definition, or wear on its own as a lash conditioner. Made in France