1. Chest size

Lay tape measure flat around the back, under the shoulder blades.
Bring it down to the front, on the most strongest part of the chest.
Take the measurement without inflating the chest.

2. Waist circumference

The waist is above the naveland is often thehollowest part of the trunk.
Loosely wrap the tape measure around it, and breathe normally.

3. Hip circumference

Stand up straight, feet together.

Wrap the tape measure around your strongest part of your buttocksoften about 20 cm below the waist. Make sure the tape stays parallel to the ground all around.