Specification ArchType : Low Arch Brand : Generic BulletPoint1 : [Preum Material]: Breathable neoprene blend with many air-venting holes wicks sweat and brings you a comfortable feeling. BulletPoint2 : [Free Size]: Secured with strong fastener e for a personalized fit, suitable for most calf sizes, fits either left or right leg for men and women. BulletPoint3 : [Adjustable Tightness]: Stretchy and adjustable straps provide great controlled support, offer more stability and enough support. BulletPoint4 : [Great conservation]: Ergonoc calf support design provides great conservation for your calf, promote blood circulation and relieve pain. BulletPoint5 : RISK FREE: If you are not satisfied with this purchase, please feel free to contact us with your order ID and tell us how would you like us to help, we will try our best to offer the most responsible solution. Our products are packed with reuseable ziplock bag, easy to open and seal. The return would be a lot easier when the package is intact. Thank you very much for your time. Color : Transparent+brown+black CustomerPackageType : Standard Packaging Directions : [{"step_1": "Determine if you need to correct over-pronation or supination.", "step_2": "If correcting over-pronation, wear the insert medially.", "step_3": "If correcting supination, wear the insert laterally."}] Indications : For genu valgum (knock knees), genuvarum (bowlegged-ness), osteoarthritis knee pain, pronation (inward roll of foot), supination (outward roll of foot), posture problems, and other issues caused by uneven foot alignment InsoleType : Molded Insole ItemForm : Gel ItemName : Calf Protective Brace Calf Protective Wrap Leg Calf Protector Sleeve Anti-Slip Calf Support ItemPackageDimensions_Height : 2 centimeters ItemPackageDimensions_Length : 27 centimeters ItemPackageDimensions_Width : 20 centimeters ItemTypeKeyword : calf-and-shin-supports Manufacturer : Generic Material : PU gel ModelNumber : 100917T2BP7 NumberOfItems : 1 NumberOfLithiumMetalCells : 1 PartNumber : ZQGenericY23128AWUS Pattern : Solid ProductBenefit : Pronation Supination ProductDescription : Specifications: Material: Neoprene + Nylon Color: Black Size: Average Package Size: 27 * 20 cm / 10.6 * 7.9 in Package Weight: 160 g / 5.6 oz