Durable Sanding Sponge Set from DSPIAE DS3-S01 Assorted Grits Set contains #400 grit durable sanding sponge × 8 #800 grit durable sanding sponge × 8 #1000 grit durable sanding sponge × 8 #1200 grit durable sanding sponge × 8 #1500 grit durable sanding sponge × 8 Premium Quality Reusable Self-Adhesive Sandpaper: This sandpaper is meticulously crafted from composite membrane abrasives, ensuring a premium quality product. The particles are evenly spread, resulting in uniform sanding and minimizing the occurrence of loose particles. It offers great flexibility for both wet and dry sanding, and even after folding, it maintains its integrity with minimal particle shedding. This feature enhances sanding efficiency and extends the service life of the sandpaper. Great Convenience and Organization: The sandpaper set includes a 5-grid storage case, providing convenient storage and easy arrangement of the different grits. This allows for quick access and efficient workflow during sanding projects. Versatile Assortment: This sandpaper set contains the most common specifications needed for daily use, catering to various demands. Each grit is multi-colored, facilitating quick identification and differentiation during work. Customizable and Adaptable: The sandpaper can be easily cut into any shape and size as needed for specific jobs. This versatility enables precise sanding in various areas, including tight corners and intricate surfaces. Excellent Durability and Maintenance: For optimal performance and a prolonged service life, it is recommended to clean the sandpaper after each use. This maintenance routine helps to regain and preserve the sanding strength. [ ! ] Important Note: While designed with extra service life in mind, prolonged use may cause the sandpaper to become worn out, dull, or broken. It is advisable to clean and replace worn-out sandpaper with new stock for the best sanding results.