Apple Watch Silicone Strap, Series 1, 2, 3, 4, 5, 6, SE, 7. 38/40/41/42/44/45mm
This strap fits all sizes of Apple Watch - 38mm/40mm as well as the larger 42mm/44mm case sizes. It has been designed to work with Apple Watch 1st Generation, Series 1, Series 2, Series 3, Series 4, Series 5, Series 6 & SE.