Compatibility: Compatible for versa 4 Compatible for versa 3 Compatible for sense2 Compatible for Sense 1. Compatible with Versa 4, Versa 3, Sense 2, Sense 2. Soft silicone for all-day comfort 3. Skin-friendly and breathable material 4. Sweat and water-resistant design 5. Secure fit with unique clasp design 6. Quick-release spring bars for easy installation 7. Adjustable for wrist sizes 5.5 to 7.1 inches 8. Seamless connection technology 9. Easy band swap in seconds 10. Wide range of vibrant colors 11. Personalize smartwatch to match style 12. Suitable for various occasions and activities