Nail science, materials and manicure, explained
NailWiki is a reference library for nail professionals and learners. Explore how materials work, what equipment specifications mean and how manicure techniques differ, with links to the sources behind each explanation.
Latest Articles

Professional Beauty London 2026: the nail sector’s October meeting

Nailympia London 2026: event dates and closed entry windows

Scratch Stars 2026: reading the winners by category

Scratch Snap May 2026: a winner and a design brief

OPI Most Requested: an autumn 2026 return of shades

OPI x SUPERGIRL: one collaboration, three product formats

OPI x M&M’S Holiday 2026: bottles, shades and display

NASNA season three: 25 contestants selected for 2026–2027

Safety Gate’s 2025 report: what the cosmetics percentage counts

Nailympia Puerto Rico 2026: results from a new location

How to organise a product-document folder

How to match an equipment document to its model and revision

Product-system compatibility: what counts as evidence?
Look for a manufacturer statement naming the compatible product system and equipment. Such a statement has a defined scope; it is not independent proof for other brands or every product described as “gel”.
Read moreEquipment

Dust collectors and HEPA: separate filter and machine claims
AI illustrationNail lamps: power, wavelength and system compatibilityNail-file grit: what the number actually describes
How to organise a product-document folder
Photo · PexelsA product-document folder connects one identified item to its label, instructions, safety data and supporting claims. Organise by exact product and version, then by document purpose. A pile of downloaded PDFs is useful only when the matching item can be found.
NailWiki · Guides
Understand nail materials, equipment and design through clear explanations and documented sources.
Our Mission
Help nail professionals understand the reasoning behind their everyday choices: materials, techniques, equipment and the limits of available evidence. The library separates source-based explanations, manufacturer claims and commercial resources.
How the library is prepared
Articles are written and checked with AI assistance against the linked sources. This is source-based educational content; it does not represent a hands-on product test or an independent specialist review.














