This tampico bristle, finish brush, is unlike any ordinary brush. Natural tampico bristles are vegetable fibers that come from the Agave plant. Bristles are at a 2" trim, and have a soft to medium texture that holds water well. This brush comes with a grip that is designed to fit your hand. Made of molded polypropylene, making it a truly utilitarian, comfortable shape. The polypropylene block will also not rot or mildew. Perfect grooming tool to upkeep with your horse's appearance. Measurements of block are at 8 1/2" x 2 3/8".