Customized USB SCU 410

* Branding: The USB drives are circular and black with a yellow logo in the center. The logo features a stylized tower-like structure with circular elements around it, enclosed within a jagged circular border, also in yellow.
* Material: The body of the USB drives appears to be made of plastic or rubber. They have a swivel design where a portion rotates to reveal the USB connector.
* Design: They have a unique circular shape with a swivel mechanism.
* Attachment: Each USB drive is attached to a metal chain and a standard split-ring keychain.
* Portability: The compact size and keychain attachment make them easy to carry.