Fastandprime introduced a new Leica M camera bag called Agent 86 (prices starting at £650, around $1,000). The dimensions are: width 8″, height 6″ and depth 3.5″.
After the MCube, Luxnco released a new M-Insert case (159€, around $200) that is customized to the shape of a Leica M and can be inserted into a regular photo bag.