Interchangeable straps for your compatible watch: change them, click and go. Choose leather, metal or silicone to change the look of your watch in no time. They are very easy to change and safe at all times. No tools required.in the box: - Strap in the chosen colorCompatible devices:D2™ Delta SDescent™ Mk2Sfēnix® 5Sfēnix® 5S Plusfēnix® 6Sfēnix® 6S Pro and Sapphirefēnix® 6S Pro Solarfēnix® 6S Solarfēnix® 7S – Sapphire Solar Editionfēnix® 7S – Solar Editionfēnix® 7S – Standard EditionInstinct® 2SInstinct® 2S Camo EditionInstinct® 2S SolarInstinct® 2S Solar Surf EditionInstinct® 2S Surf Edition