As mirrored from leginfo.ca.gov on 8/8/2016
16505. For purposes of Chapter 7 (commencing with Section 26400) of
Division 5 of Title 4, a firearm is "encased" when that firearm is
enclosed in a case that is expressly made for the purpose of
containing a firearm and that is completely zipped, snapped, buckled,
tied, or otherwise fastened with no part of that firearm exposed.
-- Sean Newton - 08 Aug 2016