Package Contains:You will receive 28 pieces of sanding sponge of 9 different grits including P180,P320,P400,P500-600,P800-1000,P1200-1500,P2000,P2500,P3000 the perfect variety for different stages of sanding and polishing Flocking Design:The soft foam backing makes them comfortable to hold and flexible,really saves strain on your hands and wrists,Red flocking back velcrocan sticks to sanding blocks,orbital sanders,oscillating tools and a host of other applications Sanding Pads Size:Sanding sponge pads measures 3.9 x 2.8 x 0.2 inches, easy to cut since very flexible, perfect for tight areas, curves or corners Dry and wet:The sanding sponge can be rinsed with water are easy to clean and store,strong bending, durable and not easy to break,which is also reusable and can improve your work efficiency Versatile:The sanding sponge is great for models,furniture,wood,paint,metal,kitchen,plastic and drywall,Flexible to sand edges,contours,grooves, irregular edges and curved 180-3000 Grit Sanding Sponge,Soft Foam Sanding Block,Ultra Fine Sanding Pads Wet Dry Sandpaper Sponge for Model Drywall Metal Wood Furniture Polishing