Material Made from high quality fiberglass , so you can be sure of the high quality of our every mask you purchase and it is not made from the plastic ABS Ventilation system Our mask design has given more space between your nose and mouth, so you can breathe easier than through a hole from the sideway of the mask. Our design not only gives more room for ventilation but also reinforces a natural way of breathing which is up and down and down and up not on the side way. Eye protection, our lens can be protect 500 fps up because a thicker lens gives an inaccurate vision. With a lens of 5 cm wide and 8 cm long 10 mm depth long which is a bigger size and from our research, you can be sure that you will not be easily shot on the side way from your opponent. Anti-Fogging because the material we use for our lens are more superior, and the ventilation space is bigger, you will be sure to receive better anti fog. Adjustable and supporting wearing your mask with locks on every strap and adjustable liners for firmness and having a small pocket at the back of the straps. Country of Manufacture: Thailand