> For the complete documentation index, see [llms.txt](https://whitepaper.winnfthero.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://whitepaper.winnfthero.io/3.-nfts/3.2-equipment-nfts/3.2.1-quality.md).

# 3.2.1 Quality

Equipment NFTs are categorized into normal (N), rare (R), super rare (SR), and specially super rare (SSR) with green, blue, purple, and orange backgrounds respectively in an ascending level of rarity.