Omatilasi ezenzelwe abantu ukuthi bathole ukulala okunempilo, ukunethezeka kanye nekhwalithi ephezulu. Ingxenye eyodwa kwezintathu yokuphila ichithwa ubuthongo, futhi izinga lokulala lihlobene nabantu's impilo. Izinga likamatilasi lingathinta abantu'ikhwalithi yokulala. Umatilasi omuhle unganikeza abantu ubuthongo bezinga eliphezulu futhi uphumuze imizimba yabo. Ngokuphambene nalokho, umatilasi wekhwalithi ephansi ngeke uthinte abantu kuphela's izinga lokulala, kodwa futhi kulimaze abantu's impilo, njengamalunga omgogodla, ukulimala komgogodla we-lumbar nokunye.
Kunezinhlobo eziningi zezinto zikamatilasi, okuhlanganisa omatilasi basentwasahlobo, omatilasi begwebu, njll. Omatilasi abenziwe ngezinto ezihlukene banemiphumela ehlukene. Lapho ukhetha umatilasi, abantu kufanele bakhethe uhlobo olufanele ngokuya ngeminyaka yabo nesimo somzimba.Rayson Mattress ingumkhiqizi we-mattress waseChina& umhlinzeki kusukela ngo-2007. Sihlinzeka ngomatilasi bekhwalithi ephezulu kumakhasimende emazweni amaningi emhlabeni jikelele.