Fully compliant to the latest independent safety standards Over 90% of professional cricketers in the UK, Australia, New Zealand and South Africa trust Masuri to protect them UK Sourced & Manufactured Titanium Grille from ISO accredited supplier State of the art Twin Shell protection system provides increased ventilation whilst maintaining safety Click-Wheel Adjustment system gives the perfect fit Cloth covered moulded shell. 3 layer protection system with Air Flow vents. Halo reinforcement system rim for improved front impact protection. High quality fixed position titanium grille. Internal size adjustment system and quick release chin strap. Compliant with BS 7928:2013 standard. For use against senior and junior size cricket balls. Colours: Navy, Green or Maroon Approx size guide: Small - 55-58cm Medium - 58-61cm Large - 61-64cm Note: This product is designed to reduce the severity and frequency of injuries attained by cricketers while batting. However, no equipment can prevent all possible injuries, and severe head, brain or spinal injuries including paralysis or death may still occur despite using this product. This product will not guard against neck, throat or spinal injury. Masuri and it's agents cannot guarantee the safety of the user when using this product. Do not use for any activities outside of cricket. This product should not be used after a severe impact. Discard and purchase a new one.