compatible with Suunto Ambit 1 /Suunto Ambit 2 /Suunto Ambit 3 Peak Smartwatch Soft silicone Material: - Comfortable and durable materials make these Strap fits for exercise, sweat, sleep travel and beyond Strap length: 92+135mm,Easy Adjustment & Installation:it can be adjusted freely Our products are backed by a 12-month warranty. If there are any quality problems with the strap, we will be happy to give you a replacement or a refund. We hope that our strap will give you a satisfying experience. If you have any questions, you can contact us directly! Package Included: 1 * watch band ONLY, Do Not include any watch Available 24 hours a day to solve any problems before, during and after the sale.