MULTI-SIZE SET:Our set includes 12 different sizes of aluminum mesh patches, including 4 patches of 2×2 inches, 4 patches of 4×4 inches, 2 patches of 6×6 inches, and 2 patches of 8x8 inches, with a 6.3-inch scraper and three sandpapers. Can perfectly repair any wall hole or damage. HIGH-QUALITY MATERIAL: aididan drywall repair patch is made of self-adhesive fiberglass mesh and aluminum plate, which is corrosion-resistant, lightweight but strong, durable, and can withstand daily wear and tear. ACHIEVE PROFESSIONAL RESULTS WITH SIMPLE STEPS: drywall repair patches with self-adhesive backing, easy to use. Clean and sand the damaged wall surface, apply the drywall repair patch with protective paper removed to cover the hole, then apply wallpaper, wall fabric or plaster. Can be used with aididan wall repair kit for faster and easier repair process. MULTIPURPOSE:This wall repair allowance applies to most damaged walls around homes, kitchens or office buildings, as well as factories and other places. 100% SATISFIED AND FAST AFTER-SALES SERVICE:If you encounter any problems or dissatisfaction after receiving the product, please feel free to contact us. We provide 24-hour customer service and support, with 100% refund or replacement. You can confidently purchase our products.