Size Guide

At Hologramme, most of our products are One Size.

You can find all the size details directly in the product page under the Additional Information tab – Size.

If the size is not mentioned, then the product is One Size, typically around 57.5 cm.

If you need additional information about a product, we invite you to contact us via WhatsApp at the bottom of your screen and mention the product reference in question.

Otherwise, here is a size chart for our hats with their American / European equivalents:

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