The Night Fision HAK126003YGZG is a product that takes advantage of cutting-edge technology for superior visibility. The product employs an injection molding operation, utilizing high-quality military-grade polymer coupled with robust polymer tritium outlines. This results in a flexible product with unmatched visibility during the day. Keeping in mind our commitment to excellence, only the tritium vials are imported from Switzerland. The rest of the manufacturing process for Night Fision products is proudly done end-to-end in the USA itself.