3L bag-in-box ndi mtundu wamapaketi omwe amagwiritsidwa ntchito pazinthu zamadzimadzi monga vinyo, madzi kapena zakumwa zina.Nthawi zambiri imakhala ndi thumba lapulasitiki lodzaza ndi madzi ndikuyikidwa mkati mwa katoni.Mapangidwe a thumba mu bokosi amathandizira kusungidwa ndi kugawa monga momwe amasungira katunduyo ndipo nthawi zambiri amakhala osavuta kugwira.Mtundu uwu wa ma CD nthawi zambiri umagwiritsidwa ntchito pamadzi okulirapo ndipo ndiwotchuka pamsika wavinyo chifukwa cha kuthekera kwake kuwonjezera moyo wa alumali wazinthu zikatsegulidwa.