Ristretto for 11 MacBook Air
www.tombihn.com/PROD/TB0221.html
From the page
Saved with the link. Notes from 2007 to 2016 are mostly the page's own words, so this is probably an excerpt.
The Ristretto for 11" MacBook Air is a vertical messenger bag (similar to our Cafe Bags though different in proportion) with a interior padded compartment that protects from all sides and is sized specifically for your 11" MacBook Air.