All Watch Bands are compatible with the following sizes:
- Apple Watch Ultra - 49mm
- Apple Watch Series 9 - 45mm
- Apple Watch Series 8 - 45mm
- Apple Watch Series 7 - 45mm
- Apple Watch Series 6 - 44mm
- Apple Watch Series SE - 44mm
- Apple Watch Series 5 - 44mm
- Apple Watch Series 4 - 44mm
- Apple Watch Series 3 - 42mm
- Apple Watch Series 2 - 42mm
- Apple Watch Series 1 - 42mm