1. quality materials: Our airsoft mesh mask is crafted from ABS plastic, lowcarbon steel, TPU, and PC materials. It has passed CE certification and the ANSI Z80.3 ball drop test, ensuring impact and oxidation resistance. 2. Allinone design: Our fullcoverage helmet with an integrated protective mask saves you time and money by eliminating the need for separate masks, goggles, and G4 systems. The helmet can also be used independently without the face protection system. 3. protection: The transparent PC lens can withstand impacts of at least 420 FPS, making it ideal for outdoor airsoft and other protective gear applications. Our helmet provides exceptional protection for your eyes and head. 4. fit: Featuring an adjustable head circumference of 21.2–24.4 inches, our helmet is designed for a comfortable and secure fit. The adjustable chin/neck pad and suspension straps ensure a fit. Additionally, you can attach various tactical accessories such as flashlights, cameras, night vision goggles, and headset mounts.