Keep floors clean - Heavy duty boot brush cleans and removes mud, sand, dirt, dust, snow, grass, burs, goatheads, sandburs, and more. Mounting required - Mount to a variety of surfaces with included hardware (4 screws & 4 concrete anchors). Mount to a piece of wood, plastic or wood deck, concrete porch or sidewalk, or a truck step. Power scrubber - Upgraded 1Inch Firm Bristles. Please note the scrubber is designed to fit snugly it should be hard to get your shoes in the brush. This friction and force is what gives the scrubber the force to fling off mud. Works on all footwear - Cleaner brush for shoes, sneakers, work boots, golf, soccer and football cleats, feet, and . Heavy duty - Other scrapers rot and crack, ours not. The industrial metal frame and composite plastic sides on our withstand all weather elements and can be used outdoors. Color:Black Material:Wood+Metal Package Contents: 1 * Boot Brush 1 set * screws Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.