Please DON'T only choose the size according to your height although height is the major reference.
Please be sure to measure your bust/waist/hips, some customers need to measure belly if it's bigger than normal.
When you don't know which size to choose between two sizes, please choose the larger size. Thanks.

1. Height
The measurement from head to foot (from top to floor).

2. Chest
The circumference of the largest part of your chest. For women, please measure at the fullest part of your bust, wrap it around, you may want to know about bra size switch to bust size.

3. Waist
The circumference of the smallest part of your waist.

4. Hips
The circumference of the largest part of your hips.

5. Custom Option
If the costume has custom option, you can check the illustration if you want custom one or more options.