Specifications: Material: Neoprene, OK Cloth Fabric Color: Black Quantity: 2Pcs/Pair Size: One Size(Fits People Over 12 Years Old) Features: 1.Push-type airbag design can deliver dynamic pressurization and dynamic decompression at any time to promote blood circulation and avoid cold toes. 2.Ergonomic fit the foot shape with long lasting wear comfort, and the powerful fixed air columns can securely fasten your feet with enhanced stabilization. 3.Skin-friendly suede will not cause any irritation to your skin, suitable for all season use, reusable for long time use without deformation. Caution: It can be used during the day and night. It is not advisable to wear shoes when correcting. Toe usage time: about 15-30 minutes each time, the use frequency can be adjusted according to your own situation. After adaptation, the usage time can be increased to 1-2 hours. Packing List: 1 Pair of Orthotics Correctors(Left Right) Note: 1. Due to manual measurement, there may be a slight tolerance of 1-3cm. 2. Due to difference between different monitors, the picture may not reflect the actual color of the item.