1. Size: Helmet: M (5260 cm); L (5666 cm) Safety goggles: Product size: 19 x 7 x 6 cm; applicable head circumference: 5264 cm; material: TPU and PC Mask: Materials: TPE for the mask, lowcarbon steel, nylon strap; product size: 21 x 15.5 cm (8 x 6 inches) 2. Helmet: Lightweight, multiimpact design with ventilated liner and repositionable impact pads for comfort and breathability. Includes antivibration buffers and EPP pads. Features a sturdy buckle system and strap with interchangeable leather front, neck, and side pads for easy removal when wearing headsets with internal upper headbands. Equipped with a rail system and nonclamping attachment points for quick and secure wearing and removal. 3. Helmet: Made of ABS malleable material with a metal bracket on the front for attaching night vision glasses (compatible with NVG AN/PVS 7 or 14). Includes sponge cushion padding inside and adjustable straps for a fit. Ideal for outdoor war games and for airsoft and paintball players. 4. Goggles: Operates in temperatures ranging from 10°C to 42°C. Lens withstands lowimpact forces up to 310 FPS (effective distance: 5 meters) without shattering upon impact with 3 joules of energy. Scratchresistant design ensures durability.