I-tonneau sisigqubuthelo esisetyenziselwa ukukhusela umthwalo okanye ibhedi yelori. Injongo ye-tonneau kukubonelela ngomaleko wokukhuselwa kwimpahla ethuthwayo. Esi sivalo siqhele okwenziwa ngezinto ezomeleleyo ezinjengeVinyl, i-canvas, okanye ezinye iintlobo zelaphu lezinto ezinzima.
Esona sibonelelo siphambili sokusebenzisa i-tonneau kukuba inceda ukugcina umthwalo owomileyo kwaye ukhuselekile kwizinto. Oku kubaluleke kakhulu kubanini belori abahlala bethutha izinto ezinomdla wokuthantamisa okanye iimeko zemozulu. I-Tonneneau ikhava inokunceda ukugcina umthwalo ukhuselekile kwaye uthintele ekutshintsheni okanye ukwehla ngexesha lezothutho.
Enye injongo ebalulekileyo ye-tonneau kukuphucula ukusebenza kwe-ofisi. Ngokunciphisa isixa setyhunga esibangelwa kukunganyangeki komoya, i-tonneau inokunceda ukuphucula i-aerodynamics yemoto. Oku kunokukhokelela kwi-onvings ebalulekileyo yepetroli ngokuhamba kwexesha, ngakumbi kubaqhubi abahlala bethwele imithwalo emgama omde.
Ukongeza kwezi zibonelelo zisebenzayo, uTonneau unokuphucula imbonakalo yeloli. Uninzi lweembaleki ze-tonneaa zenzelwe ukuba ibe yimdaka kwaye inesitayile, kwaye zinokunika ilori ibonakalise ngakumbi kwaye ijonge kwangoku. Abanye abanini beelori bade basebenzise i-tonneaa igubungela njengendlela yokwenza izithuthi zabo kwaye ibenze babonakale kwisihlwele.
Ngokubanzi, injongo ye-tonneau kukubonelela ngomaleko wokukhusela kwaye kuphuculwe ukusebenza kwelori. Nokuba ujonge ukukhusela umthwalo wakho kwizinto, uphucule ukubonakala kwetyala lakho, okanye ukuphucula imbonakalo yesithuthi sakho, i-tonneau inokuba lutyalo mali oluxabisekileyo kuwo nawuphi na umnini welori.