Khoom siv los ua Velcro voj thiab nuv:
1. Thawj qhov yog ua los ntawm nylon. Vim hais tias nylon tsis yooj yim rau hlawv thiab yog mos heev, nws yog qhov tsim nyog rau kev siv hauv cov khaub ncaws, thiab nws kuj yog ib qho khoom zoo rau ib puag ncig.
2. Hom thib ob yog cov khoom siv polyester, uas yog nplaim taws, thiab yuav ua rau cov pa luam yeeb dub ntau heev, txawm tias nrog cov ntxhiab tsw ntxhiab, uas yuav ntxhib rau qhov kov.
3. Hom thib peb yog cov khoom siv tsis khawb, uas yog siv rau ntawm qhov chaw ntawm Velcro uas tsis khawb cov ntaub plaub. Vim hais tias nws tsuas muaj ib tug wooly nto, cov hooks feem ntau yog siv nrog nylon A-qib cov ntaub ntawv, yog li lawv tau siv ntau dua ntawm cov khaub ncaws zoo.
4. Cov khoom siv ntawm plaub hom nplaum Velcro pluaj yog nylon qib A, uas yog mos. Tsis tas li ntawd, nws tseem tuaj yeem siv rau ntawm tus menyuam yam tsis muaj kev puas tsuaj ntawm daim tawv nqaij.
5. Qhov thib tsib yog cov khoom siv polyester thiab nylon hybrid, uas ua ke tag nrho cov yam ntxwv ntawm ob, uas tsis yog-flammable thiab ruaj khov.
