Castle Rock Hard Seltzer

Create a name for a new kind of beverage alcohol, a hard seltzer. This will be a line of crisp, refreshing sparkling seltzer waters at 6% alc ( just a bit more than your average beer ) , with a splash of natural fruit flavors " think Lemon lime, , maybe pomegranate, maybe raspberry Lime . this is naturally gluten free with just a hint of natural sweetness from the fruit. For this naming brief , we would like the name to be simple, ideally 1 " 2 words ; something simple along the lines of XXX Hard Seltzer We would like the name to conjure up an east coast vacation vibe " think Martha's vineyard, Nantucket, block island - something about the water, the seaside, boating.