If you’re a homeowner who likes to tackle repair projects yourself, you’re likely familiar with the Flex Seal Family of ...

Flex Seal was flexible but tore when bent too far. And although it sealed the crack in our flowerpot, we had to use two coats of spray paint to conceal our handiwork.

3M believes its Scotch Flex & Seal Shipping Roll could replace shipping tape, boxes and packing peanuts altogether. The roll comes in four sizes of waterproof, cushioned material and—with 3M’s ...