Durable ABS composite helmet with adjustable comfort - Material and comfort: Made from lightweight, durable ABS composite material for reliable protection. A large array of memory foam pads is included and can be adjusted for a personalized, comfortable fit. - Adjustable chin and neck strap: Features an adjustable chin/neck strap that fits a variety of face shapes. Suitable for teenagers and adults with a head circumference of 55-60 cm (21-24 inches). - Versatile side rails and accessory compatibility: Equipped with multi-functional side rails to attach tactical headphones. The headphones can be folded back when not in use. Note that the PTT (push-to-talk) accessory is not included. - Face protection and goggles performance: The face shield and goggles are made of PC material and have passed ANSI Z80.3 drop tests. They are capable of withstanding high-velocity impacts up to 310 FPS within a temperature range of -10°C to -42°C, making them suitable for repelling paintball impacts. Use scenarios and applications - Paintball and airsoft play: Provides reliable head and face protection with compatible side-rail accessory integration for comms gear, while offering adjustable comfort for extended games. - Tactical training and simulation: Suitable for realistic drill scenarios that require modular accessories and a secure, adjustable fit for extended wear. - Cold-weather outdoor activities and drills: Designed to perform in low-temperature environments, maintaining protective capability and comfort from -10°C to -42°C.