Product details indicate the 2‑liter beverage containers are made of plastic.
Most listings show the volume as 2 liter (2 L); one listing also shows the equivalent 67.6 fl oz (US).
Yes — product details list the carbonation type as "carbonated."
Descriptions commonly use labels such as "zero sugar" and "no calories," and some specifically state "contains zero calories."
Descriptions use terms like "crisp," "bold," "refreshing," and "chuggable," often highlighting lemon‑lime or citrus notes; some also note zero‑sugar and caffeine‑free variants.