1.1 These requirements cover wearable buoyant devices having:
a) At least one compartment that relies upon inflation by gas or other medium to provide buoyancy, and
b) A quantity of inherently buoyant material.

1.1 These requirements cover wearable buoyant devices having:
a) At least one compartment that relies upon inflation by gas or other medium to provide buoyancy, and
b) A quantity of inherently buoyant material.