Bands for 38mm, 40mm and 41mm cases are compatible with each other, and bands for 42mm, 44mm and 45mm circumstances are compatible with each other. The buttons are long and slim, and can be quite a little difficult to location according to the color of your watch, so look intently. https://rehabilitationdevices75183.diowebhost.com/81824091/getting-my-auburn-apple-watch-band-to-work