This is a pack of Trustine brand Silicon Carbide waterproof abrasive paper.The grit size is P220, making it suitable for moderate sanding and smoothing tasks.It measures \(230\text{mm} \times 280\text{mm}\) (\(9" \times 11"\)) per sheet.The product is designed for both wet and dry sanding applications on surfaces like metal, wood, and automotive finishes.