These are Crocs Junior 5 / EU 37-38 see photo) 

As a reference: Crocs Size M5 / W7 is EU 37-38

Main difference between Adult and Junior Models are the Jibbitz are molded onto to Crocs on the Junior / Children Sizes for safety and practical reason.

Please check out my other listings of Authentic Crocs and Jibbitz Charms

- Limited Editions

- Collaborations

- Hard to Find