It's a coated insert to guard against shorts just in case you had damage on your battery wrap, however , you should Constantly inspect your batteries just before using and make sure the wrap isn’t ruined. If it is you need to rewrap it, Video clip ranjen617 reported: I entirely https://backpackboyz2gdisposable48146.tribunablog.com/a-secret-weapon-for-low-nicotine-vapes-buy-online-49430240