Nourishing base coat for stronger and more resilient nails. Protects against breakage, splintering and splitting and supports nail growth.OPI's Infinite Shine - high gloss and hold for up to eleven days! The professional 3-step system combines radiant shine with a gel-like look and hold for up to eleven days! - No lamp required. Be amazed by brilliant colors and an adhesion that makes any ordinary varnish look pale. Just like the OPI Nail Lacquer and GelColor, Infinite Shine also has the popular ProWide brush, which enables easy application.