Adjustable: This gym items is equipped with different holes, you can freely adjust the tightness of this gym necessities according to your personal foot shape and comfort needs. Easy to Use: This replacement with R and L letters is convenient for you to clearly identify the direction of use and avoid wrong wearing. Therefore, you can enjoy a more convenient sports experience by choosing this gym gear. Fine Workmanship: This gym things has smooth lines and rounded edges without scratching. Such workmanship not only enhances the aesthetics of this product, but also ensures the security and comfort of the user when using. Design Appearance: This exercise stuff is a blend of fashion and practicality. Simple but not losing the style lines, with a high-class sense of gray, make this part more visually appealing. Multiple Scenario Adaptation: This fixie is fit for most of the stationary bike pedals. Whether it is a home fitness exercise bike or a professional gym exercise bike, this accessory can be adapted. Package Listing: 2Strap Product Specifications: Materials: Plastic Materials, Fresh Materials Color: Grey Color Dark Grey Strap Size: 12.92.30.5in/32.75.81.3cm Note: 1.Manual Measurement, Please Allow Slight Errors on Size 2.The Color May Exist a Slight Difference Due to Different Screen Displays