The ZERO Halliburton story began by creating the first aluminum travel cases. Contemporary design, unsurpassed quality and protection meeting military specifications define the essence of our company. Security, durability and reliability were our top priority 78 years ago and remain the same today. Advancements in polycarbonate technology have allowed ZERO HALLIBURTONn to develop lighter cases while maintaining durability and strength. The current assortment consists of: the traditional Classic Polycarbonate, the all new Geo Polycarbonate, the ultra-lightweight Zero Air.