Always use best quality material in product.for there coustmers.Made of high quality materials, ergonomically designed and extremely durable. The Mobile Game Controller is to smartest product for all. It's Flexibility,and precision,and to comfort and easy to control. Small and portable you can use as a Single point support top of the phone card slot prevents and accidental touch of the phone volume Button / Shutdown button the material is gives you perfect entertainment experience.when you see farst time product you feel unique design of and you can handle the protect your phones anytime and anywhere. The mobile game contaroller is very Lightweight product and it's a portable and Suitable for mobile phones.and Ergonomic design that gives you good feeling when play games .