Years ago, when we developed the SteriTite sealed container system, the healthcare industry was standardizing on wrapped plastic sterilization trays. They were light weight and came in a variety of colors with depressions that encapsulated an instrument. They looked nice for display purposes in industries like cosmetics, foodservice, and kitchenware.
When budgets are tight, people sometimes look for quick fixes to save on immediate costs. Unfortunately, they will end up being sorry if what looks like a less expensive product costs more in the long run...