Essie Gel Couture Longwear Nail Polish in Museum Muse is a sophisticated deep purple shade that offers long-lasting gel-like shine without requiring a UV lamp. This 13.5ml bottle features Essie's innovative two-step system for professional-looking results at home. Key features: • Two-step gel-like system • Long-lasting wear up to 14 days • No UV lamp required • Rich deep purple shade • Professional brush design for easy application • Chip-resistant formula • 13.5ml bottle size Museum Muse is part of Essie's Gel Couture collection, featuring an innovative twisted bottle design for easy handling. The polish should be used with the Gel Couture top coat (sold separately) to achieve optimal results. The formula is DBP, toluene, and formaldehyde free. For best results, apply two coats of color followed by the top coat. No base coat needed.