【For 42mm】This waterproof apple watch case with back cover is designed for Apple Watch Series 11 10 42mm. (Please confirm the size by checking the size mark on the back of the watch.) 【Privacy Screen Protector & Touch Sensitivity】This case has a built-in privacy screen protector, the anti-spy structure blocks the view of anyone trying to look at your screen, so you don't have to worry about people seeing you when chatting, making mobile payments, or taking care of private business. Privacy Coatings Made of New Materials from germany, It is 100% highly responsive to every touch and tap. 【Daily waterproof 】The built-in seal ring keeps water away from screen, the water will not seeps through the screen protector, which means you no longer need to remove case repeatedly and wipe water. (The old design case of others may cause the touch sensitivity to decrease disk when you wash your hands or take a bath etc.) 【Easy to Install and Charging】 Charge directly, don't need to take off the appe watch case and band. The back cover case is easy to install and remove.Note: Because our apple watch case with tempered glass screen protector, it cannot be used simultaneously with other screen protectors. 【Zumyzu Quality Service】We offer a two-year Quality Service with unconditionally refund or replace if defective or any quality problems. Via "Login Amazon" → "Your Account" → "Your orders" → "Ask Product Question". Compatible with Apple Watch Waterproof Case