❤.Compatible with all Apple Watch models including 38mm/40mm/41mm and 42mm/44mm/45mm , Apple iWatch Series SE, Series 7, Series 6, Series 5, Series 4, Series 3, Series 2, Series 1, Sport, Nike+, Edition, all 2015, 2016, 2017, 2018, 2019, 2020 and 2021 models. 2.Fits the size of wrist: ❤XS/M: 5.4"~7.0"(135MM~175MM) ❤M/L: 6.4"~ 8.0"(160MM~200MM) 3.Easy to resize: simply remove the flolding clasp to resize the watch band. 4.High Quality: Made of high quality metal alloy make it a sleek daily companion. Each piece was well polished, not deformed and discolored ,durable. 5.With 2 stainless steel adapters, each pair of watchband can be installed onto the Apple Watch easily. 6.Package includes: 1 x Watch Band ,1 x User Manual (watch and watch case are not included) 7. Friendly service: For any question or problem, don't hesitate to contact us. We will resolve it promptly and effectively for you.