Royal mail.medium parcel size

According to Royal Mail's website, a Medium parcel is defined as a parcel that measures between 35.5 cm x 24.5 cm x 16.5 cm (14 inches x 9.6 inches x 6.5 inches) and 45.5 cm x 35.5 cm x 16.5 cm (18 inches x 14 inches x 6.5 inches) in size.

Here are the specific dimensions for a Medium parcel:

Please note that these dimensions are subject to change, and it's always best to check with Royal Mail's website or a local post office for the most up-to-date information.