Hi, dear sir/madam,It is nice to write to you. This is adil from Pakistan. I would like to buy chicken glasses stop hen eye protector farm tool.May I know more information about product such as:Blade Material,Model Number,Dimension,What is the product-per-unit cost including shipping via Air Express to the Pakistan?Thank you very much for taking the time to answer my questions.Kind RegardsadilTR&H poultry Show More