Extreme heat protection: Prevent and contain fires caused by malfunctioning LiPo & Lithium-ion battery packs. Small size: Designed for phones & compact 10K & 20K Power Banks. Secure closure design: Keep flames, smoke and heat contained with a fire-retardant, water-repellent zip, reinforced fasteners and wide Velcro strip. Premium material: Soft-touch silicon exterior and rugged aluminium-foil interior provide maximum heat resistance while feeling high-quality to the touch. Unmatched reliability: Tested and certified to UL94 flammability standards. Dual lanyard hooks: Carry safely and easily when travelling. If there’s a fire risk, the lanyard hooks let you move the bag quickly to a safe spot. 2 year warranty: Enjoy peace of mind with coverage for two years.