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Services will be available from Monday to Friday, 10am - 6pm GMT+1.

  • FAQs
    Here is a list of the most frequently asked questions.
  • Contact Us
    If you have any questions or need help please contact us. We will be happy to assist you.
  • How to Shop
    Shopping the Costume National Online Store is easy!
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    We respect the privacy of our customers and the visitors to our website.

Women Size conversion

In the Costume National Online Store clothing sizes are based on the International (XXS-3XL) sizing system. Please find below a size conversion chart that can help you choose the correct size.

Clothing XXS XS S M L XL XXL 3XL
Italian Size Scale 36 38 40 42 44 46 48 50
European Size Scale 36 38 40 42 44 46 48 50
UK Size Scale 4 6 8 10 12 14 16 18
US Size Scale 0 2 4 6 8 10 12 14
Japanese Size Scale 5 7 9 11-13 15-17 19 21

Anatomic measurements (cm)

Please follow these guidelines and use a fabric tape measure to be certain you are ordering the right size.

Clothing XXS XS S M L XL XXL 3XL
Chest 78 82 78 82 78 82 82 82

Men Size conversion

In the Costume National Online Store clothing sizes are based on the International (XXS-3XL) sizing system. Please find below a size conversion chart that can help you choose the correct size.

Clothing XXS XS S M L XL XXL 3XL
Italian Size Scale 44 46 48 50 52 54 56 58
European Size Scale 42 44 46 48 50 52 54 56
UK Size Scale 32 34 36 38 40 42 44 46
US Size Scale 32 34 36 38 40 42 44 46
Japanese Size Scale - 1 2 3 4 5 6 -

Jeans and Trousers

Please follow these guidelines and use a fabric tape measure to be certain you are ordering the right size.

Italian Size Scale 42 44 46 48 50 52 54 56
UK and US Size Scale 26 28 30 32 34 36 38 40