Inside leg length.
- Stand up straight without shoes.
- Place the inside of the feet of approximately 200 mm apart; put a tube (diameter ± 35 mm), or the back of a book firmly in the crotch, up to against the bone.
- Position yourself in the middle of the tube or book.
- Measure the distance from the top of the pipe to the ground both front and back, add these measurements and divide the sum by two.
- This is the inside leg length.