Yas crates yog ntau yam thiab ruaj khov ntim siv rau ntau lub hom phiaj, nrog rau kev khaws cia, kev thauj mus los, thiab koom haum. Lawv feem ntau yog tsim los ntawm high-density polyethylene (HDPE) lossis polypropylene (PP), uas yog cov khoom siv ruaj khov thiab muaj zog.