A shaded Mobius loop, with a number inside and a letter code, indicates the type of plastic the packaging is made from. The kind of plastic available are;
1. PET (Polyethylene Terephthalate): Tubs and drink bottles are made from this plastic.
2. HDPE (High-density polyethene): It is used in kitchen wares, cable insulation and toys.
3. PVC (Polyvinyl Chloride): It is used in wire insulation, flooring and footwear. Its logo usually has a V below the symbol.
4. PP (Polypropylene)
5. PS (Polystyrene)
6. LDPE (Low-Density Polyethylene): It is used in carrier bags, toys and general packaging.
