There are plenty of retail outlets in the area -LRB- of the 2,000-odd stores that sell the drinks nationwide , about 100 are in New York City , 5 within a three-block radius -RRB- , but the sparkling juices , which come in glass bottles , are heavy : a case of Fizzy Lizzy weighs 33 pounds , and the office -- a 400-square-foot railroad apartment in SoHo , where Elizabeth Marlin , Fizzy Lizzy 's founder , lives -- is a long haul up five flights . ''