Features Fire Extinguishing: When the battery accidentally burns or explodes during charging, the battery explosion-proof bag can effectively isolate the battery from contact with the air and extinguish the fire safely. Safe Charging: The lithium polymer battery safety bag adopts an air-isolated PVC fiber outer layer, which is relatively safe and reliable when charging. With Charging Hole: The charging hole of the battery explosion-proof bag can reduce air flow and oxygen, and also helps to charge the lithium polymer battery pack. Stable Performance: The lithium battery safety bag is made of selected PVC fiber material, which has a stable and reliable function and a long service life. Wide Compatibility: This lithium polymer safety pouch can be used to charge and store most types of batteries and is a very useful accessory. Specification: Item Type: Lithium Battery Safety Bag Material: PVC fiber Size: Approx.180x230x5mm/7.1x9.1x0.2in Package List: 2 x Lithium Battery Safety Bag Package List 2 x Lithium Battery Safety Bag