Checking the price tag…

value end · priced above 18% of the sparkling water aisle (per fl oz)
Polar Premium Seltzer Lime is a sparkling water available in a 12 fl oz can. It is naturally calorie-free and suitable for vegan diets. This seltzer offers a refreshing lime flavor with no added sugars.
measured Aug 14–Sep 21 · prices update as stores are re-measured
SF grocers that run sparkling water deep but don’t carry Polar yet — a natural next door.
7 storefronts across 2 grocers carry it · tap a pin to open the store.
stocked in the same aisle at the same grocers · widest co-carriage first · filed under Sparkling Water here.
nearest neighbors by what the product is · regardless of where it sits.