Ijakethi yobomi inamandla okudada emanzini, ayingeni manzi, kulula ukuyinxiba nokuyikhulula, ayichaphazeli imisebenzi yomzimba yabantu, kwaye inokuqinisekisa ukhuseleko lwabantu emanzini. Umkhosi wethu unejakethi yobomi efana nevesti. Umaleko ongangeni manzi phezu komphezulu yiteyiphu enamacala amabini eyenziwe ngerabha ekhethekileyo. Kukho iingxowa ezi-4 ezidadayo ezizaliswe yi-kapok ngaphambili nangasemva. Ubunzima bubonke yi-1.5 kg kuphela, kodwa inokuvelisa ngaphezulu kwe-16 kg ye-Buoyancy, umloli oxhobileyo uyayinxiba aze adada elwandle, umphezulu wamanzi awuyi kudlula amahlombe. Nokuba ijakethi yobomi ikrazukile, kusekho amandla amaninzi okudada.

Ukongeza ekwenzeni ukuba i-pilot life jacket ye-Naval Air Force ikwazi ukubutha, ikwanazo neempawu zokuzibona lula kunye nokumelana nookrebe. Olu hlobo lwe-life jacket lukwaluhlobo lwe-vest ikakhulu. Ukongeza kwiingxowa ezine ezidadayo ezizaliswe yi-kapok esifubeni sayo, kukwakho nombhobho ovuthuzayo kwinxalenye ephumayo yengxowa edadayo. ukuya elwandle.
Ijakethi yobomi, eyaziwa ngokuba yi-life vest, luhlobo lwempahla yokusindisa ubomi, eyilwe njengevesti, eyenziwe ngelaphu le-nylon okanye i-neoprene (NEOPRENE), izinto zokufutha okanye izinto ezifuthayo, izinto ezibonisa ukukhanya, njl. Ubomi benkonzo ngokubanzi yiminyaka emi-5-7, kwaye yenye yezixhobo zokusindisa ubomi kwiinqanawa nakwiinqwelomoya. Ngokubanzi uhlobo lwevesti, yenziwe ngeplastiki ye-foam okanye i-cork. Inobuthuntu obaneleyo bokunxiba emzimbeni, ukuze intloko yomntu otshonayo iphume emanzini.