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