Active Blur. Benefits: A perfecting veil for instantly smoother-looking nails. Chestnut extract: reinforces and revitalizes the nail plate. Niacinamide: smooths, evens out imperfections. AHAs: refine, strengthen and promote a flawless finish. 78% natural-origin ingredients: a hybrid care & make-up formula for a velvety matte result.. Key Notes: A targeted, patented synergy to strengthen and smooth the nail plate. Chestnut extract: reinforces and supports nail plate regeneration. Niacinamide: boosts keratin and collagen synthesis for enhanced resilience. Resurfacing AHAs: refine nail texture and gently exfoliate the nail plate.. :