DescriptionThis item is made of TPU material which is wear-resistant, cold-resistant, oil-resistant with a wide range of hardness and has a great elasticity. The inflatable design makes it fit for your foot, bear the pressure evenly and walk comfortably.Features- Color: White. - Material: TPU - Size 39-40: 25.5 x 8 x 0.5cm - Made of TPU material which is wear-resistant, cold-resistant, oil-resistant with a wide range of hardness and has a great elasticity. - The inflatable design makes it fit for your foot, bear the pressure evenly and walk comfortably. - Air injection hole makes the insole infalatable and relieve our foot's pain after long time walking or standing. - Fits for training, walking, running, etc so as to make your foot in a comfortable state. - Can reduce foot damage caused by vibration. Suitable for all kinds of sports shoes such as baseball, softball, running, climbing, golf, basketball, climbing, horseback riding and so on. - Warm Tip: Dear buyer, due to lighting effect, monitor's brightness, manual measurement and 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!