Features: - Personalize your 42mm 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 42mm Apple Watch models: Series 1,2 & 3 Watch / Sport / Edition / Nike+ / Hermés - This is not an original Apple product Wrist Size: - Fits 155mm - 195mm 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.