PROKERLAM JOLLY is a quarter-circle rounded bead profile in anodized and polished aluminium suitable to protect the external corners of coverings with low thickness. It can be used like connection profile between step tread and riser of stairs coated with ceramic and mosaic with low thickness. Its particular section and the availability in three different finishes make PROKERLAM JOLLY a much sought-after profile that allows a workmanlike application even with low thickness coverings.