These bubble wraps DO NOT offer effective protection against a contact ESD! They are an acceptable method of having mechanical protection for packaging of static sensitive devices. MONITORING their EFFECTIVENESS is crucial.
Used for inserting legged static sensitive components, because it “shorts out” all of the pins, ensuring no potential difference between any of them.
Tote boxes, work-mats, etc. Black Conductive bags should never lose their conductive properties, although all damaged bags should be thrown away. NO BATTERIES should be stored inside Black Conductive bags, as their possible discharge may cause DAMAGE!