The outer porous portion is configured for providing {HEAD ~ a fluid communication pathway} between {TAIL ~ the pressure structure} and the inner porous portion that supports a fast and homogenous pressure response 
between
The outer porous portion is configured for providing { HEAD ~ a fluid communication pathway } between { TAIL ~ the pressure structure } and the inner porous portion that supports a fast and homogenous pressure response
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH