CREATE TABLE table_74302 ("For shank type" TEXT, "Singer part number" TEXT, "Uses templates?" TEXT, "Description" TEXT, "Storage case" TEXT)

What are all the different descriptions for the buttonholer with cardboard box for storage and a low shank type?
SELECT "Description" FROM table_74302 WHERE "Storage case" = 'cardboard box' AND "For shank type" = 'low'
SELECT "Description" FROM "table_74302" WHERE "For shank type" = 'low' AND "Storage case" = 'cardboard box'