Oomatrasi zenzelwe ukuba abantu bafumane ubuthongo obusempilweni, obutofotofo nobukumgangatho ophezulu. Isinye kwisithathu sobomi sichithwa ebuthongweni, kwaye umgangatho wokulala unxulumene nabantu's impilo. Umgangatho womandlalo unokuchaphazela abantu's ubuthongo umgangatho. Umatrasi olungileyo unokunika abantu ubuthongo obukumgangatho ophezulu kwaye bakhulule imizimba yabo. Ngokuchasene noko, i-mattress esemgangathweni ayiyi kuchaphazela abantu kuphela's ubuthongo umgangatho, kodwa kwakhona umonakalo abantu's impilo, njengamalungu omqolo, umonakalo we-lumbar spine njalo njalo.
Kukho iintlobo ezininzi zezixhobo ze-mattress, kubandakanywa i-mattresses yasentwasahlobo, i-foam mattresses, njl. Xa ukhetha umatrasi, abantu kufuneka bakhethe uhlobo olufanelekileyo ngokweminyaka yabo kunye nemeko yomzimba.Rayson Umatrasi ngumvelisi woomatrasi waseTshayina& umthengisi ukusukela ngo-2007. Sibonelela ngoomatrasi abakumgangatho ophezulu kubathengi kumazwe amaninzi kwihlabathi jikelele.