The spare band is a replacement for Polar for Vantage M sports watch,which can replace your used or damaged watch band. This sports is made of silicone,safe and skin friendly,harmless to your body. The fitness bracelet wristband is designed with a stainless steel buckle,easy to put on after installation. The sports bracelet replacement strap is easy and convenient to install,perfect for both home users and the professionals. The sports is chic in appearance,which can match well with your devices and outfits. Specifications: Material: silicone. Size: 136*23mm. Colour: show as pictures. Fitment: replacement for Polar for Vantage M. Notes: The main body in not included,only strap. Due to the light and resolutions setting difference,the item& 39;s color may be slightly different from the pictures. Due to different measurement, please allow 1-3mm size difference. Please carefully check whether the compatible model is suitable before purchasing. Package included: 1x watch band.