Check out the special new Sigma “i” lens page

You can see a special page for the new Sigma “i” lenses here: sigma-global.com/en/lenses/cas/special/i-series/

Preorders:
Sigma 24mm f/3.5 at BHphoto, Adorama, FocusCamera.
Sigma 35mm f/2.0 at BHphoto, Adorama, FocusCamera.
Sigma 65mm f/2.0 at BHphoto, Adorama, FocusCamera.

And I like this video about the new metal magnetic cap :)