Designed both for people who participate in a range of athletic activities where they experience muscle fatigue in the feet and legs or people just using in daily life. Our insoles will reduce stress on your lower body joints and keep you on your feet longer. They provide excellent support, improved motion control and side-to-side stability. Features - Color: Black. - Material: Cloth, Sponge. - Size 34-35: About 23x8.2x1.0cm. - Size 36-37: About 24.5x8.5x1.0cm. - Size 38-39: About 26x8.7x1.0cm. - Size 40-41: About 27x9x1.0cm. - Size 42-43: About 28.5x9.3x1.0cm. - Size 44-45: About 29.5x9.7x1.0cm. - Size 46-47: About 31x10x1.0cm. - Made of material, durable and practical, long service life and easy to use. - Designed both for people who participate in a range of athletic activities or people just using in daily life. - Our insoles will reduce stress on your lower body joints and keep you on your feet longer. - They provide excellent support, improved motion control and side-to-side stability. - Ingenious design, improve foot force, relieve foot pressure. - Warm Tip: Dear buyer, due to lighting effect, monitor's brightness, manual measurement, etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand Thank you.