Features:Compatible: This Cover compatible Case is compatible Vivoactive 4S 40mm compatible Smart watch . Effectively protect your watch from bumps and scratches.Premium Material: compatiblement bumper compatible case made of flexiable TPU material , lightweight and no irritation to skins, make your watch more sleek and stylish. The Screen cover is super clear.Full Protection: This screen cover compatible case is designed to offer external surface compatible protection to your watch compatible vivoactive 4S 40mm watch. It keeps the watch screen and curved edges with full compatible protection away from unexpected scratch, shatter, collision ,drop or other accidental damages.Sensitive Touch: With Ultra-thin and precise cutouts ,it makes seamless match with your watch ,providing Sensitive Screen compatible Touch and Buttons Accessibility.Easy to Install: Super easy to install and you do not need to take off your watch band. Also don'compatible t need to take off the watch compatible case becompatiblee charging your watch.Tips: If you find moists or water drips beneath the screen cover after swimming or sweaty outdoor activities. Just take it off ,wipe it with clean and dry cloth or tissues. And it will recover to normal status. Specifications:Material:TPUCompatible Models: Vivoactive 4S 40mmColors:Transparent/Black/Golden/Pink/Rosegold/SilverDiameter: Approx. 42mm /1.65 inches Weight: Approx. 20g / 0.7ounces Note:1.Please allow +/- 0-1g , +/- 1-3cm error due to manual measurement. pls make sure you do not mind becompatiblee you order.2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you3.Any Watch or Band is not included. Package includes:1 Piece Watch Cover compatible Case