Multiple Impact Test (ASTM)
10 mph impact
Drop Height: 4 ft
The Same helmet is impacted 3x in the same location.
In order to pass this test, the helmet must reduce the peak acceleration of all 3 impacts to under 300 G's.
Anything over 300 G's will cause a severe concussion and possible TBI (traumatic brain injury) or death.
Soft Foam Helmet : FAIL
S1 Lifer Helmet: PASS
High Impact Test (CPSC)
14 mph Impact
Drop Height: 7 ft
The Same helmet is impacted 4x in different locations.
In order to pass this test, the the helmet must reduce the peak acceleration of all 4 impacts to under 300 G's.
Anything over 300 G's will cause a severe concussion and possible TBI (traumatic brain injury) or death.
Soft Foam Helmet : FAIL
S1 Lifer Helmet: PASS
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