The orange containers are made from a variety of materials: PET (polyethylene terephthalate), paper, cotton, 30% recycled polypropylene (rPP), polypropylene, ceramic, and stainless steel.
Some of the orange organizers are designed to be space-saving and stackable. The product text notes a compact design that can be stacked to maximize storage capacity.
Listed capacities include 0 oz, 16 ounces, 48 ounces (1.5 qt), 88 fl oz (US), and 128 ounces. In the provided listings, volumes range from very small sizes up to 128 ounces.
The listings show a mix of lid types and sealing features: ceramic lids, polypropylene/plastic lids, push-button lids, and sealed or airtight designs (including gasket-sealed lids) to help keep contents fresh.