Lipo Guard 1. Size: 18x23cm. 2. Good quality, competitive price and best service. Lipo Guard :Lithium Polymer Charge Pack 18x23cm Sack. Protect your family and home from the hazard of lipo charging.This lipoguard is a fireproof bag, designed to stop and contain the fire caused by incorrectly or poorly functioning lipos, especially during charging.We urge all customers to always practice extreme ...