2nd class parcel royal mail size

According to Royal Mail's guidelines, a 2nd Class parcel has the following size limits:

Please note that these dimensions and weights are subject to change, so it's always best to check with Royal Mail's website or contact their customer service for the most up-to-date information.

Additionally, Royal Mail has specific rules for packaging and labeling 2nd Class parcels, including:

It's also important to note that Royal Mail has a maximum number of items that can be sent in a single parcel, which is 2,000 items. If you need to send more items, you may need to use a larger parcel or multiple parcels.