Iyo bhachi rehupenyu rine mvura inonaya zvakanaka, haipindike, iri nyore kuisa nekubvisa, haikanganisi zviitiko zvemuviri zvevanhu, uye inogona chokwadi kuchengetedza kuchengetedzwa kwevanhu vari pamvura.Mauto edu ane bhachi rehupenyu revest.Iyo isingapindi mvura iri pamusoro ndeye tepi ine mativi maviri yakagadzirwa nerabha yakakosha.Kune masaga mana anoyangarara akazadzwa nekapok kumberi nekumashure.Huremu hwakazara ndeye 1.5 kg chete, asi inogona kuburitsa zvinopfuura 16 kg yeBuoyancy, murwi ane zvombo zvakakwana anopfeka uye anoyangarara pamusoro pegungwa, pamusoro pemvura haingapfuuri mapfudzi.Kunyangwe bhachi rehupenyu rakabvaruka, pachine zvakawanda zvebuoyancy.

Pamusoro pekugadzira hukuru hukuru, bhachi rehupenyu remutyairi weNaval Air Force zvakare rine zvimiro zvekuzivikanwa zviri nyore uye kuramba shark.Rudzi urwu rwejaketi rehupenyu zvakare kazhinji vest type.Kuwedzera kumasaga mana akayangarara akazadzwa nekapok pachipfuva chayo, panewo pombi inofuridza pachikamu chakabudikira chesaga rinoyangarara.kunze kugungwa.
Upenyu bhachi, inozivikanwawo sevheti yehupenyu, imhando yezvipfeko zvinoponesa upenyu, zvakagadzirirwa sevheti, yakagadzirwa nemucheka wenylon kana neoprene (NEOPRENE), buoyancy material kana inflatable material, reflective material, etc. Hupenyu hwese hwebasa ndeye 5. -7 makore, uye ndeimwe yemidziyo inoponesa upenyu pazvikepe uye ndege.Kazhinji vest mhando, yakagadzirwa nefuro plastiki kana koki.Iine buoyancy yakakwana yekupfeka pamuviri, kuitira kuti musoro wemunhu ari kunyura ukwanise kubuda mumvura.