A horse riding hat is the most important piece of equipment you will own. Whether you're a champion jockey or just starting riding lessons, always wear a helmet to keep safe. Many riding accidents happen out of the saddle so even when you're not riding you should wear a helmet at all times around horses.
All major equestrian sporting bodies require riders to wear riding helmets that meet minimum safety standards. 90% of Charles Owen helmets meet at least three international safety standards.