3M Hand-Masker Conformable Runner CR-47, 3.6 ft. x 7 ft. The 3M Hand-Masker Flex and Form Conformable Runner has one conformable edge that is ideal to help cover banisters, cabinets and mantles. It can also protect countertops and bath fixtures from paint. This professional grade, 100% cotton, 10 oz. canvas runner features a unique technology that bends, wraps and folds to hold the runner in place. Wrap it around banisters and it will maintain it's shape for quick, tape-free protection. This also saves time by reducing the nuisance of constantly readjusting the runner due to the job site traffic. When the job is finished, it flattens easily for reuse on the next job.