Head Around your head, from the center of the forehead, above the ears and over the natural bump at the back of the head.
Arm length Let your arms hang down on the side in a slightly bent position. Measure from the center of the back of your neck, along the length of your arm, to the wrist.
Chest / Bust Mesure under your arms, around the fullest part of your chest.
Waist Measure around your waist at the narrowest place.
Hips Stand with legs together, measure around the fullest part of your hips, ensuring the tape is level.
Inseam Without shoes, from crotch to the floor.