1. Waterproof: thaum caij ski, feem ntau yog cuam tshuam nrog dej khov thiab daus. Cov khaub ncaws yuav lo nrog cov daus, thiab cov daus sab laug ntawm cov khaub ncaws yuav yaj sai sai. Yog tias cov dej tsis zoo ntawm cov khaub ncaws caij ski tsis zoo, cov dej daus yuav nkag mus rau hauv cov khaub ncaws, ua rau cov neeg caij ski tsis xis nyob lossis ua rau muaj kab mob.
2. Windproof: windproof muaj nuj nqi ntawm cov khaub ncaws caij ski yog ib qho tseem ceeb Performance index ntsuas nws warmth tuav. Thaum cov neeg caij ski swb nrawm nrawm los ntawm toj roob hauv pes thiab cua txias cua roars, lub zog tiv thaiv cua yog qhov tseem ceeb tshwj xeeb.
3. Kev ua pa: caij ski yog ib qho kev tawm dag zog ntau dua, uas yuav ua rau muaj cua sov ntau thaum lub sijhawm ua haujlwm, thiab cov hws yuav nce ntxiv. Yog tias hws tsis tuaj yeem nqus tau raws sijhawm, tib neeg cov ris tsho hauv qab yuav ntub dej, thiab lawv yuav tawm hws thaum huab cua txias, thiab hws yuav ua rau dej khov.
