ProActive Sports Champ Dual-Bristle Club Brush with Retractable Cord Brass bristles on one side and Nylon on the other Conveniently hooks to your golf bag From the world's leader in sports cleat technology Ergonomic handle fits to the contours of your hand. Nylon Bristles for cleaning shoes, cleats, and woods. Brass Bristles for cleaning irons and caked on mud or debris. Attaches to bag with carabiner. Retractable Cord allows for easy access. Just let it go to put it away.