Personalize your 42mm Apple Watch with this sporty replacement, no nonsense silicone watch strap. It's comfortable and easy to install. Specifications Colour: Black and Grey Size: M/L Apple Watch is not included Fits all 42mm Apple Watch models: Series 1,2 and 3 Watch / Sport / Edition / Nike+ / Hermés This is not an original Apple product Is my watch 38mm or 42mm? To check the size of your watch, turn it over and refer to the small font engraved on the back. It should stipulate the correct size. What's in the box 1 x Silicone Strap