T-Mobile customers will be able to buy a new storage tier that has not previously existed. A new 500GB storage plan on Google One will be available for $5 per month for existing T-Mobile customers. Although prices vary by country, the entry-level Google One plan in the US starts at $3/month for 200GB of storage. The next tier up is $10/month for 2TB of data. There is no in-between tier until now with the 500GB plan. Its worth noting that the $5/month plan still doesn't include the Google One VPN service, which comes with 2TB plans and above. "Google One for T-Mobile" is...
Source: https://www.gsmarena.com/tmobile_unveils_exclusive_google_one_storage_plan_5_month_for_500gb-news-51269.php