Mex 1 Coastal Cantina is now open at 2205 Middle St., Sullivan’s Island (former home of SALT at Station 22). Guests can celebrate the birth of a sister site with Baja Mexican food, fresh-squeezed margaritas, local beers, and the house-infused tequilas that made the first location so popular. The new location will open be open everyday at 11 a.m.