STURDY MATERIAL - Our toothbrush handles are crafted from durable polypropylene, while the brush heads feature a combination of brass, stainless steel, and nylon. These robust brushes are designed to withstand wear and tear, preventing cracking, warping, and bacterial growth, ensuring long-lasting use. THREE DIFFERENT STYLES - This set includes three brushes: brass for aggressive cleaning, nylon for gentle cleaning, and metal for abrasive tasks. Each brush is tailored to tackle various surface types, effectively addressing all your cleaning needs. COMFORTABLE HANDLE - Each wire brush is designed with a slightly angled handle for easy grip and control. The bent design provides a secure hold and knuckle protection, while the convex groove on the inner side enhances comfort during use. WIDELY USE - These durable wire brushes are perfect for cleaning shower door tracks, stove tops, tubs, sinks, grout, small engine parts, and copper tubing. They easily fit in your toolbox or handbag, making them ideal for cleaning at home, the office, or a friend's place. CUSTOMER SATISFACTION - We are committed to your satisfaction. Each wire scratch brush is versatile, effective, and user-friendly. If you have any concerns, please reach out to us, and we will be happy to assist you.