Check the listing for details. airsoft Lightweight Tactical Helmet. Condition: New with tags. Listed at 27.65 USD. LIGHTWEIGHT TACTICAL HELMET [ Material & Weight ]: Made by high quality ABS, Lightweight but durable // Weight: about 840g [ Fully Adjustable Size ]: Adjustable dial knob for head size adjustment. M/L Size: 53-57 cm (21-22.5 inch); L/XL Size: 58-61 cm (22.5-24 inch). [ Features 1 ]: Side rails w/ goggle strap clips & front NVG shroud, fits a variety of accessories // Bungee retention for NVG // Vecra panels allow fitment of patches, IFF, safety lights, and nametapes. NVG mount is replaceable with only 3 screws. [ Features 2 ]: Soft pad inside the helmet for greater comfort and protection. Chin strap is also adjustable. [ Note ]: Please check the size Instructions in the picture carefully to make sure the helmet fits your head circumference. If you feel a little tight, try removing the mat from the helmet. Lightweight Tactical Helmet Color：Army Green, Black, Grey Head circumference: 53-60 CM