Band Size: 42mm / 44mm / 45mm / 49mm: Fits 135 - 200mm wrists Premium stainless steel Water and sweat resistance Easy to install and adjust Compatible with Apple Watch Series 1-9, SE, Ultra Band Together Apple Watch wearers know this is much more than just a timepiece. It’s got it all, and that means you need a band that keeps it secure, comfortable, and ticking so you can go about your day, wherever it may lead. We designed our bands for exactly that. Made with premium stainless steel, they are lightweight, durable and perfect for all activities.Style Matters Transform your Apple Watch into a true luxury timepiece. We incorporated finely polished outer links with a contrasted subtle, brushed tone in the center.Whether you're in suits or sweats, pair your Apple Watch effortlessly with any outfit.Designed for All-Day, Everyday Wear The watchband is water and scratch resistant, and supremely comfortable. Plus, they’re compatible with all-new Apple Watch Series from Series SE to Ultra.