2,Made of highest food grade, durable polypropylene plastic and feature a special silicon sealing ring that works to keeo your items freash and secure.
3, Meet FDA and LFGB standards for food storge and are completely odor proof and stain resistant. BPA FREE.
4, Clear polycarbonate models allow you to identify contents at a glance.
5, Small units inside the larger units for easy, space saving storge.