Royal mail size of small parcel

According to Royal Mail's guidelines, a small parcel is defined as a package that meets the following dimensions:

Additionally, the maximum weight for a small parcel is 2kg (4.4 pounds).

It's worth noting that Royal Mail has different size and weight limits for different services, such as 1st Class, 2nd Class, and Special Delivery. For example:

Please check the Royal Mail website or consult with a Royal Mail representative for the most up-to-date information on size and weight limits for small parcels.