From the FAQ:
- Bandwidth: The new MAREA cable is capable of carrying 208 Tbp
- Length: there are over 1.2 million kilometers of submarine cables in service globally.
- Thickness: a cable is typically as wide as a garden hose<p><a href="https://www2.telegeography.com/submarine-cable-faqs-frequently-asked-questions" rel="nofollow">https://www2.telegeography.com/submarine-cable-faqs-frequent...</a>