The wristwatch band is soft and comfortable, and you can install and remove it easily. The silicone wristwatch band provides full screen view and full access to all button and ports. Made from premium silicone material, this wristwatch band is soft and comfortable to wear. The length is 13.7cm+9.4cm, and its width is 2.6cm. It is specially designed for Polar M600 Smart Watch. Item Name: Wristwatch Band Material:Silicone Compatible Models: for Polar M600 Size Details: Length: 13.7cm + 9.4cm/5.39" + 3.70", Width: 2.6cm/1.02" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 X Wristwatch Band(Wristwatch Not Included) Note: 1.Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2.Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 1475 hours Hope you have a pleasant shopping experience!