This is a case-integrated band. Used 【Compatibility】SUPLINK for Apple Watch 44mm 42mm, apple watch Series 6, apple watch Series 5, apple watch Series 4, apple watch Series 3, apple watch Series 2, apple watch Series SE (3/2/1) Stainless steel Apple Watch band and case compatible with the band. The Apple Watch band is suitable for wrist sizes 6.2" - 8.8", and the wristband is easy to install and can be adjusted at any time to perfectly fit the wrist. 【Full Protection】SUPLINK for metal Apple Watch case and band are made of high-quality 316L stainless steel, which is durable and wear-resistant. In addition, the TPU bumper layer embedded in the case has shock resistance and drop resistance. By wearing a sturdy Apple Watch strap, you can completely protect your iWatch from scratches and impacts. 【Smooth Operability】The click feel of the buttons and precise cutouts ensure smooth operation of the buttons, screen, and crown. The perfect replacement band especially adopts a design without a bottom cover, allowing direct charging without removing the case. 【Great Appearance】Precision stainless steel with high-tech metal wire drawing and smooth surface technology makes the color of the Apple Watch band and case beautiful, luxurious, noble, stylish, and comfortable to wear.