Personalize your 38mm Apple Watch with this sporty replacement, no nonsense silicone watch strap. It's comfortable and easy to install. Apple Watch is not included Fits all 38mm Apple Watch models: Series 1, 2 & 3 Watch / Sport / Edition / Nike+ / Hermés This is not an original Apple product Colour: Royal Blue Wrist Size: Fits 140mm - 190mm wrists 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