Performing well upon hard impacts, the inner shell of the helmet that comes into contact with your head will absorb shock from landing on the other side of show jumping obstacles. Tested to equestrian-specific SEI ASTM F1163-15 and VG1 standard, it comes with their Dial-To-Fit system which allows you to finely tune the fit of your helmet for complete comfort.This helmet is suitable for all riding clubs* and riding clubs.2 x large front ventEPS foam-padded liningCoolmax liningSparkle silver detailDial-to-fit systemSizes: XS 48-52cm, S 52-56cm, M 57-60cm, L 58-62cm* Approved for the following Riding Disciplines__British Dressage Trec GB UK Polocrosse Association* Suitable for the following Riding ClubsBritish Evening British Horse Society British Riding Club British Show Jumping Riding for the Disabled Showing Council The Pony Club Endurance GB