The Pure Colour 21X Nail Lacquer Bang On! by butter LONDON is a high-performance nail color designed for bold, long-lasting shine. This 9 mL bottle features a breakthrough 21-Free formula that delivers vibrant colour while caring for nails. The polish is infused with wakame bioactive, hibiscus extract, Vitamin E, and patented hexanol to support nail strength as colour stays bold and chip-resistant. The curved brush hugs the nail to provide fast, smooth, and precise application, making it ideal for busy mornings or polished evenings. Read on to learn how this lacquer works and why it suits someone who loves statement nails without compromising nail health.
Key benefits
- 21-Free formula strengthens nails with hibiscus extract and wakame bioactive, helping reduce breakage and maintain colour integrity.
- Vitamin E delivers hydration to the nail bed, supporting overall nail health and appearance.
- Patented hexanal helps strengthen keratin structure, improving nail resilience while locking in bold hue.
- Advanced fast-dry technology sets polish to touch in under 60 seconds and lasts up to 10 days when used with a top coat.
- Curved brush mirrors nail shape for foolproof, streak-free application and smooth, even coverage.
Ingredients and what they do
- Ethyl Acetate and Butyl Acetate – solvent system that delivers smooth, even color application.
- Nitrocellulose – film-forming resin that creates durable, chip-resistant colour.
- Hibiscus Sabdariffa Flower Extract – hibiscus extract that supports nail health and helps strengthen nails.
- Undaria Pinnatifida (Wakame Seaweed) Extract – wakame bioactive that contributes to nail resilience.
- Tocopherol (Vitamin E) – hydrates and nourishes the nail bed for improved appearance.
- Hexanal – stabilizes keratin structure to help nails feel firmer under color.
- Other noted ingredients support formula stability and true colour retention.
Who this is for and usage tips
- Ideal for anyone seeking bright, long-lasting nail colour with a focus on nail health and strength.
- Best applied in two coats on clean nails for fuller coverage; seal with a top coat for extended wear.
- Follow the included product instructions for drying times and layering to maximize durability.
Experience a bold manicure with a formula designed to be as good for nails as it looks. The curved brush and quick-dry technology streamline the process from first swipe to finished color.






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