Ключевые слова:
Horse-riders helmets, Equestrian equipment, Helmets (protective), Protective clothing, Sports equipment, Impact testing, Mechanical testing, Straps, Specimen preparation, Thermal testing, Marking, Shock absorbers, Penetration tests, Strength of materials, Deflection tests, Test equipment, Size, Headwear, Hats, Test dummies, Dimensions, Instructions for use, Artificial ageing tests