Carlsbad residents Farzan and Jen Dehmoubed with their Lotus Trolley Bag, a new reusable shopping bag system that folds up into an over-the-shoulder bag. (Lotus Trolley Bag) Jen and Farzan Dehmoubed are now accustomed to shoppers following them through the supermarket. In fact, the Carlsbad couple enjoys the interest. The Dehmoubeds are drawing lots of appreciative looks and gaining some customers, thanks to their new product, the Lotus Trolley Bag. It consists of four heavy-duty reusable grocery sacks that hang like accordion files in a shopping cart. Before and after use, they can be folded up in a 2-pound over-the-shoulder carrier that resembles a yoga mat bag. Read more here.