GoolRC 24 18 6.5cm Golden Glass Fiber RC LiPo Battery Safety Bag Safe Guard Charge Sack High Quality GoolRC LiPo Battery Guard 24 * 18 * 6.5 cm RC Lipo Lithium Polymer Battery Safety Guard Charge Bag The safest way to charge and store your lipos Protect your workshop, family and home from the hazard of lipo charging This is a fireproof bag, designed to stop and contain any fire caused by incorrectly charging or poorly functioning lipo packs