Deep River Rock

Deep RiverRock is a brand of water produced by Coca-Cola, bottled in County Antrim and sold throughout the island of Ireland.
Deep RiverRock was introduced to the market in 1994, Still and Sparkling bottles are available in sizes ranging from an on-the-go 330ml pack to 500ml, 750ml and 2 litre bottles.
The product is tap water, filtered and bottled, with added sodium and potassium chloride, it has an acidity level similar to soft drinks.
https://www.deepriverrock.ie/