CPSC certified and all dual certified helmets are recommended

ASTM F1492 only says how much of an impact the helmet can take and has nothing to do with multiple impacts. CPSC certified and all dual certified helmets are recommended to be replaced after any impact. The only popular multi impact helmets are used for contact sports and do not provide the same level of impact protection as the "dual certified" helmets you speak of which again are designed to be replaced after an impact. anti theft backpack for travel 1 Vehicle Car Tracker GPS System Real … [Read more...]