Stiff polypropylene makes for a super mud brush. The fibers, which don't soften when wet, are tough and long lasting, but are flexible enough for deep cleaning.

The Navy Poly Brush is half size and  measures 6 1/2 by 2 3/8 inches - just the right size for kids and ponies.

* 6 1/4'' plastic back
* Stiff blue polypropylene
* Good mud brush
* Made in USA