• What is the Fit Key?

  Learn about the Fit Key from LE CHEMISEUR® — a unique 5-character code that saves your exact measurements so you can reorder perfectly fitted custom shirts or trousers in seconds.Featured

• Create your first fit with AI — simple and reliable!

  Discover how LE CHEMISEUR uses patented AI and data from 20 000+ clients to create your perfect Fit Key, backed by a 100-day guarantee and B Corp certification for truly responsible custom shirts.Featured

• Adjusting your Fit Key for a follow-up order

  Learn how to update your Fit Key in minutes to perfect the fit of your custom LE CHEMISEUR® shirt with step-by-step guidance, visuals, and expert tips.Some readers