Postal boxes are collected by the vast majority, if not all, of Local Authorities in household recycling collections, but can also be taken to local recycling centres.
If you have a home composter you can also compost them. It works best if they are shredded first or torn into smaller pieces as they will decompose more quickly.
What does PIP stand for?
PIP stands for Pricing in Proportion. The Royal Mail has set out maximum specific sizes and weights which parcels can be, and their prices. These are known as small letter, large letter, small parcel, medium parcel and large parcel. If you make sure the packaging you use is smaller than these maximum sizes you will know that you are benefitting from the most cost effective postal rates you can
What is the maximum size of a large letter box?
The maximum size of a large letter box is 353mm x 250mm x 25mm, and the maximum weight it can be is 750g