For home, office and other parcel pick up locations the weight limit is 30kg or cubic equivalent.
The cubic weight is the parcel's volume in cubic metres, multiplied by 250
Why is cubic weight important? The pricing for sending parcels is based on the greater of the actual weight and cubic weight. It's important you calculate this as the courier can refuse to pick up your parcel otherwise.
Cubic weight = Height x Width x Length x 250 Convert cm to m3 (cubic metres): 40cm = 0.4