Made of high quality felt material,durable,practical. Stick to the foot calluses,foot protection, and reduce the pressure of pain and irritating corns, provide support where your feet are most needed. Soft and comfortable,strong absorption capacity, compression resistance. Easy to stick with self adhesive design, it can stay stuck in place and would not move all the day Perfect for your foot when you are at work, school,running,jogging,etc. Size Chart: Round: 1Sheet(LxW):Approx.12.1x8.2cm/4.76x3.23inch Single Dia.Approx.3.1cm/1.22inch Thickness:Approx.0.3cm/0.12inch Oval: 1Sheet(LxW):Approx.19.3x10.3cm/7.60x4.06inch Single(LxW):Approx.5.7x4.3cm/2.24inch Thickness:Approx.0.3cm/0.12inch Package Includes: 5 Sheets Corn Cushion Pads(30pcs in total) Note: Color might be slightly different due to the color calibration of each individual monitor. Please allow slightly measuring deviation due to manual measurement.