The ZCORR Universal Pistol Bag was designed to protect most handguns, semi auto and revolver, from corrosion and general contamination. Depending on a firearm"s overall height, optics can remain mounted and are unaffected by VCI molecules. As always, optics should be stored with caps on. The Universal Pistol Bags are the most convenient storage and preservation solution for pistols ranging from a small .380 to the larger 1911.Velcro Series firearm storage bags are ideal when there are firearms that are rarely to frequently used due to the easy closure system. Depending on use, firearms can be stored rust free for 5+ years.To use a Velcro Series firearm bag effectively:1. Clean your firearm as recommended by the manufacturer and slide it into the bag.2. Press the heavy duty Velcro closure shut.To remove the firearm simply:1. Open the Velcro closure and remove your firearm.2. VCI technology leaves be hind no residues so firearms are ready to be used right out of the bag... unlike messy oils & greases.We advise against placing firearms inside gun socks before placing them in ZCORR Collector Series Storage Bags as they may inhibit the effectiveness of the VCI chemistry. Sold Individually.