kwmobile Strap Compatible with Polar M400 / M430 Replacement Silicone Watch Band Black Matte

Protection: Protect your fitness watch from wear and scratches with this flexible, tear-resistant TPU replacement strap. Wear it at the gym, in the office, for everyday use or while sleeping Adjustable Size: The sport band adjusts by 16 - 24 cm and fastens with a secure watch buckle. This keeps the strap safely in place on your wrist—even during intense workouts and sports COMPATIBLE WITH: Polar M400 / M430 - PLEASE NOTE: "Since the models may differ slightly in construction, we request that you safely remove any plastic parts on the fitness tracker before mounting the bracelet. Ideal Replacement: Swap your old strap for this replacement band to refresh your smartwatch for new adventures. Your smart watch stays fully functional with the new strap—just like before Note: Silicone watch strap does NOT include fitness tracker