Hello Chloe, if you'd like to change the color, please submit ticket (with product link & request) to our
Support Center and let my teammate helps you directly, if you need the custom size, please simply select the 'custom size' and fill up your exact body size, and our tailor will make your costume size as required.
*Custom size costume doesn't charge extra cost, but the processing time will be longer than standard size costumes; for this costume in custom size, we need about 3 weeks to make it (excluding the shipping time).