Both portions of the sleeve lying between these sections have {HEAD ~ pluralities} of folds following one another around the sleeve periphery, with {TAIL ~ each fold} forming a spring 
Both portions of the sleeve lying between these sections have { HEAD ~ pluralities } of folds following one another around the sleeve periphery , with { TAIL ~ each fold } forming a spring
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH