ALOKSAK has been Tested and approved by: SSI (formerly NASDS) certified waterproof to depths exceeding 60 meters. Confirmed testing in their pressure chamber under constant pressure of 200 SFW for two weeks without leaks. US NAVY Passed submergence/thrash/pull tests conducted by Navy Experimental Diving Unit. North American Fishing Club Approved after being diversely tested by a selection of 35 individuals under a variety of circumstances.