Features: The flame-resist Safety Bag offer proof and waterproof defense for large capacity batteries, ensuring safe charging and storage with premium heat resistant materials. Featuring double zippers for quick access and reinforced seams, this lightweight storage bag includes a thermal insulated lining to prevent overheating and external moisture damage. Designed for e bike riders, city commuters, and outdoor adventurers who prioritize safety during battery charging and transportation. Safely store lithium polymer batteries in garages, , or rainy outdoor environments while maintaining defense against fire hazards and weather pattern . Its 19.3" x 6" x 6" compartment accommodates most e bike power packs, with ergonomic handles for effortless portability and silicone fiberglass construction for strong daily use. Specifications: Component : Silicone glass fiber Size: about 12x13x41cm/5x5.1x16inch Package Includes: 1xStorage Bag note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.