1.Material: The nylon helmet holder is made of high-quality nylon with special external treatment and matte treatment. It has high oxidation resistance, is strong, wear-resistant, comfortable and light weight. 2.Suitable for most night vision goggles and helmets: This bracket helmet holder is suitable for night vision goggles, such as for CNC, for PVS-14, for PVS-18, for PVS-15, for L4 G24, for L4 G22E and for GPNVG18. Also suitable for most helmets, such as: for ACH, for PASGT, for MICH, for M88, etc. 3.Convenient and simple operation: Ergonomically optimized vertical, tilted and front and rear eye distances, the adjustment rod can adjust the angle at will according to the user experience. It can be easily adjusted with one-handed operation, and it is easy to install and remove. 4.Safe and firm: The NVG metal helmet holder can be fixed with a special interface, saying goodbye to looseness and shaking. After a smooth matte surface treatment, it provides convenience for secret operations at night or desert tan.