"(They have an extra shell inside that can slip about 5mm in an impact.)"
I kind of get what it does now. Spesh don't see their benefit though.
"Nowhere does the article mention the key flaw in the MIPS argument:
in the real world, bicycle helmets are so loosely coupled with the head that a slip-plane inside the helmet structure does not add significant sideways movement in an impact. The helmet moves anyway, unless it is constrained in a lab test."
This is better...
http://specialized.desk.com/customer/portal/questions/1306043-mips-helmets-
"(They have an extra shell inside that can slip about 5mm in an impact.)"
I kind of get what it does now. Spesh don't see their benefit though.
"Nowhere does the article mention the key flaw in the MIPS argument:
in the real world, bicycle helmets are so loosely coupled with the head that a slip-plane inside the helmet structure does not add significant sideways movement in an impact. The helmet moves anyway, unless it is constrained in a lab test."