> ## Knowledge Base Index
> Fetch the complete knowledge base index at: https://swegmark.crisp.help/sitemap.xml
> Use this file to discover available pages before exploring further.
> Pure-Markdown content can be obtained by appending a '.md' suffix to the content URLs listed in the sitemap (without the trailing slash).

# What is a t-shirt bra?

A seamless basic that’s completely invisible under fitted t-shirts or thin fabrics, one of our best-selling styles since it works with almost anything.