And then you have companies like Arai that have internal standards that arguably exceed SNELL but score low on SHARP due to differences in design criteria. htt

And then you have companies like Arai that have internal standards that arguably exceed SNELL but score low on SHARP due to differences in design criteria. https://www.revzilla.com/common-tread/shoei-vs-arai-helmets https://www.revzilla.com/common-tread/shoei-vs-arai-helmets