Full Details from Amazon.com : http://www.amazon.com/gp/product/B00CGSESYS?tag=onigi-20

Toffee Envelope Sleeve for Macbook Air 13.3-inch and some similar sized Ultra-Notebook-Laptops

Superbly handcrafted from genuine pebble-grain leather
Hard-shell exterior encased in premium leather for a secure fit
Distinctive slimline toffee design
Carry as a stand-alone or place inside your bag
Designed in Sydney Australia by Toffee est 2004