Cov hnab looj tes xov paj rwb tau siv dav hauv ntau yam khoom siv tiv thaiv kev ua haujlwm, xws li kev tsim kho, kev ua neej nyob niaj hnub, kev ua haujlwm hluav taws xob, hlau stamping, cov yas yas, cov chaw tsim tshuaj lom neeg, kev tsim hlau, nkoj nkoj, cov khoom siv hluav taws xob, cov khoom ntim khoom lag luam, cov tuam txhab luam ntawv, fais fab kev tsim vaj tsev, Feem ntau ua haujlwm ib puag ncig xws li kev tsim khoom siv tshuab, tsev noj mov canteens, thiab lwm yam Ntxiv rau,
Cov hnab looj tes paj rwb yog cov hnab looj tes ua los ntawm cov paj rwb fiber ntau cov khoom siv thiab ntim los ntawm phau ntawv siv tshuab. Vim tias tus nqi tsim khoom ntawm cov hnab looj tes xov paj tau tsawg, nws yog qhov pheej yig siv lwm cov hnab looj tes tiv thaiv kev ua haujlwm; tab sis cov hnab looj tes xov paj muaj qhov siv tau zoo, thiab muaj huab cua zoo permeability, stretchability, kev tiv thaiv ib puag ncig thiab hnav tsis kam; hnab looj tes xov paj haum rau ntau yam Nws siv raws caij nyoog, yog li nws nrov heev.
Cov paj rwb xov paj feem ntau yog ib hom ntaub los ntawm paj rwb. Nws muaj cov yam ntxwv ntawm tus nqi qis, ua haujlwm ntev, nqus tau pa thiab rwb thaiv tsev, thiab ua lub luag haujlwm tseem ceeb hauv kev tiv thaiv tes. Rau cov neeg ua haujlwm tsim kho, kev thauj khoom thauj khoom thiab cov neeg ua haujlwm hauv tsev, hnab looj tes tuaj yeem txo qis hnav ntawm xib teg rau qee yam. Tiv thaiv kev noj qab haus huv ntawm cov neeg ua haujlwm.