Here's two options for conceal carry, on the job...
I guess can be good for others who have conceal permit in U.S. and/or want to conceal wallet, small camera's or other valuables, on vacation.... Not on the beach, but other vacations...
TRU-SPEC Model: Designed to fit snug, so just need to order your usual size[, and is fixed design.
http://www.opaextreme.com/productDet...-Holster-Shirt
Ridge's Model-has attachment choices for the Shirt
http://www.opaextreme.com/productDet...e---Packin-Tee