Nails inc introduce Nailkale, the first nail care range formulated with anti-oxidant kale, is the ultimate treatment for stronger, healthier looking nails. The range features Nails inc''s patented Regenerating Complex (a two-fold Aldehyde, Zinc and Calcium blend) that boosts the production of keratin for harder, stronger and healthier nails. St. Duke Street is a muted lilac shade in Nailkale formulation. Nails inc suggest you apply one coat of base coat (we recommend Nailkale Superfood base coat), then apply two coats of your chosen colour and finish with one coat of top coat (we recommend Kensington Caviar 45 second top coat). 0.47 oz. Made in France.Style code: 0400087539902