Make perfect French-style beans in one easy operation This clever hand-held device strings and slices in a flash This runner bean slicer has an integral blade for topping and tailing It'll save you hours of fiddly food preparation! Dishwasher safe Make perfect French-style beans in one easy operation. This clever hand-held device strings and slices in a flash, and has an integral blade for topping and tailing. It'll save you hours of fiddly food preparation!