All Measurements should be in feet and inches.

• Height from head to toe without shoes in feet and inches
• Head Circumference around the head
• Neck Around your neck but loose (collar size)
• Chest/Bust Circumference around the fullest part of your chest, keeping the tape measure parallel to the floor. Make sure your arms are relaxed.
• Natural Waist Circumference taken at belly button level around your waist
• Hips stand with your heels together, measure around the fullest part of your hips, keeping the tape measure parallel to the floor.
• Dress size If you are between dress sizes please put the larger of the two sizes
  
• Shoe size UK shoe size

It's worth looking at the individual measurements which have tips and videos showing how to take these.

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