wrist

waist

Measure around your waist, just above the belly button. Make sure it is not too tight by placing your index finger between your waist and the measuring tape then take the measurement.
wrist

shoulder

Measure from one side of the top end point of your shoulder across to the other top end point of your shoulder. Make sure you will use the same top point as your measure your arms length.
wrist

hip

Measure around the widest part of your hip/ pelvic bone. Make sure it is not too tight then take the measurement.