Cov hnab ntim dej tsis zoo tuaj yeem ua los ntawm cov khoom sib txawv xws li nylon, PVC, thiab tarpaulin.
Nylon yog cov khoom siv ruaj khov thiab lub teeb, tab sis nws yuav tsis tuaj yeem ua dej tsis txaus tshwj tsis yog coated nrog PU lossis lwm yam ntaub ntawv. PVC hnyav dua, tawv dua, thiab tsis muaj dej ntau dua li nylon, tab sis nws tuaj yeem tawg thiab ploj mus dhau sijhawm. Tarpaulin yog cov khoom siv hnyav uas muaj dej tsis zoo thiab tiv taus kev puas tsuaj thiab kev sib tsoo, tab sis nws kuj hnyav dua thiab tsis yooj yim dua.
Qhov sib txawv ntawm txhua yam khoom siv feem ntau yog nyob rau hauv lawv cov qib ntawm waterproofness, durability, hnyav, thiab yooj. Qee cov ntaub ntawv yuav tsim nyog rau qee yam dej num lossis tej yam kev mob, xws li tarpaulin rau rugged sab nraum zoov expeditions, los yog nylon rau ntau xws li siv.
