Olive & June Long-Lasting Nail Polish Top Coat — Mermaid Effect Iridescent Shimmer, Gel-Like No-Lamp Finish

Olive & June Long-Lasting Nail Polish in Mermaid Effect is a no-lamp, gel-like top coat that gives iridescent shimmer and salon-grade shine that can last up to 10 days when paired with the Long-Lasting Top Coat.

Designed by Olive & June’s salon team, this Mermaid Effect finish adds a plump, glossy iridescence to manicures without the need for a UV or LED lamp. The formula balances high-shine durability with easy at-home application: fast-drying layers, a wide fan brush for smooth coverage, and a clean ingredient list that’s vegan and cruelty-free. It’s a perfect choice for anyone who wants a glassy, multidimensional sheen that stands up to everyday wear.

How does this top coat create a gel-like shine without a lamp?

The Mermaid Effect contains a glossy, thickening formula that lays down a reflective, cushiony layer over color. It’s formulated to refract light for a salon-style glass finish while curing naturally, so no lamp is needed.

• Thicker, high-gloss resin for plump shine
• Reflective particles that produce iridescent shimmer
• Dries in minutes under normal room conditions
• Compatible with regular nail polish and Olive & June colors

Will it really help my mani last up to 10 days?

When used as part of the Long-Lasting system — color plus Olive & June’s Long-Lasting Top Coat — the formula resists chips and surface wear for extended wear. Individual results vary with lifestyle, but many users see several days of wear beyond standard polish.

• Pairs with Long-Lasting Top Coat for best durability
• Chip-resistant formulation for everyday activities
• Wide brush reduces missed spots that cause early chipping
• Removes easily with regular polish remover

How do I apply it to get the best mermaid finish?

Start with clean, prepped nails and apply thin, even coats. Allow each coat to dry briefly before layering to avoid streaking and to build that plump, glass-like surface.

• Apply thin base layer and let dry 5–10 minutes
• Paint 2–3 strokes per nail with the wide fan brush for full coverage
• Finish with the Long-Lasting Top Coat for extra gloss and wear
• Use the Poppy handle for steadier control if needed

Is this formula clean and safe for regular use?

Olive & June’s Mermaid Effect polish follows the brand’s clean beauty standards: formulated without a list of common harsh ingredients and produced VEGAN and cruelty-free. It aims to deliver salon results without unnecessary toxins.

• 15-free formula — excludes 15 common questionable ingredients
• Vegan and not tested on animals
• Removes with standard nail polish remover
• Safe for routine at-home manicures when used as directed

Who is this for: Ideal for anyone who wants a show-stopping, iridescent top coat that feels and looks like salon gel but is simple enough for home application. It suits busy people seeking long-lasting shine, polish beginners who want easy application, and beauty lovers searching for ethically made, high-impact finishes. Pair it with Olive & June’s Long-Lasting Top Coat and color polishes for the most durable, glossy result.

Ingredients

Butyl Acetate, Ethyl Acetate, Cellulose Acetate Butyrate, Adipic Acid/Neopentyl Glycol/Trimellitic Anhydride Copolymer, Acetyl Tributyl Citrate, Isopropyl Alcohol, Silica Dimethyl Silylate, Acrylates Copolymer, Styrene/Acrylates Copolymer, Dipropylene Glycol Dibenzoate, Titanium Dioxide (CI 77891), Octocrylene, Silica, Alumina, Calcium Aluminum Borosilicate, Mica (CI 77019), Di-HEMA Trimethylhexyl Dicarbamate, Tin Oxide