Nyob rau hauv lub hauv paus ntawm cov ntaub so ntswg, nthuav dav cov ntaub so ntswg, yooj yim thiab ceev, tuaj yeem siv rau thaj tsam me me ntawm cov ntoo txiv hmab txiv ntoo thiab zaub zaub, txuag lub sijhawm thiab kev siv zog, cov khoom siv thiab straw daim ntaub yog PP polypropylene khoom, me me thiab portable.