Royal.mail.small parcel.size

According to Royal Mail's website, a Small Parcel is a parcel that weighs up to 2kg (4.4lbs) and measures up to 61cm x 46cm x 46cm (24in x 18in x 18in) in size.

Here are the exact dimensions for a Royal Mail Small Parcel:

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