At a glance the WISPpan^® looks simple in design, but after just a few minutes of use, it becomes clear just how well it works with its counterpart, The WISP^®. Effortlessly collect and channel debris by placing one foot on the back of the WISPpan^®. The leading edge seals tightly to the floor to ensure that all debris makes it into the pan and its retaining lip keeps it there.