All Grit Gear pieces are all gender. So the two illustrations below are for representational purposes only.
Torso: measure a straight line from the shoulder to the waist.
Shoulder: measure a straight line from the end tip of the shoulder to the side of the neck.
Shoulder-Pit-Shoulder: measure the length from the shoulder bone tip into the armpit, and back up to other side to the shoulder tip. Your measurement should form a loop.
Bicep: measure the circumference of the thickest point around the bicep area.
Chest: measure the circumference of your torso at the height of the nipples.
Under Chest: measure the circumference of your torso under your pecs/breasts.
Waist: circumference of the area slightly above the hips that may or may not be narrower than the Hips.
Hips: circumference around your body around the hip bones.
Thigh: measure the circumference around the thickest part around your thigh.