Name: Compatible for POLAR A360 A370 smart watch replacement wristband_x000D_ Applicable models: Compatible for POLAR A360 POLAR A370_x000D_ Main material: Silicone_x000D_ Net weight: 21g_x000D_ Gross weight: 22g_x000D_ Size: 240*21mm11. Designed for compatible for POLAR A360 A370 smart watches. 22. Food grade silicone, environmentally friendly, soft and comfortable to wear. 33. Simple and generous. 44. Classic stainless steel buckle.1. The shipment does not include the watch host._x000D_ 2. Due to manual measurement, different measurement methods and tools may have slight size deviations._x000D_ 3. Due to the different shooting light, angle and display screen, the image may not reflect the actual color of the project._x000D_ 4. Due to manual measurement, please allow a difference of 1-3mm.1*Watch strap