Featuring proven Nail Envy technology, Nail Envy Soft & Thin is enriched with extra Calcium sea minerals and is formulated especially for soft and thin nails. Designed to infuse strength, health and vitality into weak, thin and soft nails, this high-performance nail treatment delivers long lasting results. Strength is beauty and OPI delivers strength with its range of Nail Envy natural nail stregtheners. OPI has developed a different formula to meet your individual needs.