Odorless urethane foam pads that fit under the traps pan to keep dirt and sand out. Eliminates the need for a pan cover. Quick and easy to install. 24 pads to a pack.
For a How To video on how to use Underalls click here.
“C” Underalls - fit square pans
** On the MB-650 and other larger panned traps you can use two B sized underalls in a T shape to fill the pan.