Height: Measure from the top of the head to the ground (barefoot & feet flat on the ground).
Chest: Measure under the arms, around the fullest part od the chest.
Waist: Measure around the waist keeping the tape measure slightly loose.
Hips: Measure around the fullest part around the hips.
All measurements are in centimeters (cm). 1 inch = 2.54 cm. To determine what size will fit your kid better, always take measurements directly on his or her body.