Use a flexible measuring tape
Wrap the tape around the object
Make sure the tape is snug, not tight
Align the starting point with the end point
Read the measurement where the tape overlaps
Record the value in the chosen unit
Use a flexible measuring tape
Wrap the tape around the object
Make sure the tape is snug, not tight
Align the starting point with the end point
Read the measurement where the tape overlaps
Record the value in the chosen unit