Tshiab hloov tshiab plua plav pov thawj thiab tiv thaiv kev laus, lub neej ntev thiab kub ua haujlwm, ua los ntawm polyurethane, hnav-tiv taus, tensile, tsim kua muag-resistant, siab-lub zog thiab compression-resistant
High compression tsis kam, siab tshaj plaws tsis muaj kev poob siab absorber thiab lub caij nplooj ntoos hlav cuam tshuam, ua rau kom muaj kev ruaj ntseg ntawm tag nrho lub tsheb.