2.12 high 3.49 wide ??Lifetime Warranty??: Yes, you are right. Contact us anytime for any issue. We are confident about our products. Please make sure you buy from our store: EFFUN. Products from other stores are FAKE!!! ??100% Waterproof??: Our iPhone 8 Plus/iPhone 7 Plus case meets IP68 Ingress Protection Rating can offers 360?? complete sealed from snow, ice, dirt & dust particles and fully submergible to 6.6 feet (2m) water for 1 hour. Perfect for outdoor swimming, fishing, skiing, kayaking, river tracing, etc. ??Full Function??: Precise cutting to fully compatible with iPhone 8 Plus/iPhone 7 Plus (5.5 inch). All buttons and controls (touch ID, power key, volume button, camera and charging port) are easy to access just like it normally would without the case. ??Unique Design??: The new mute key on the side looks like a screw shape are very convenient and stable for you to adjust your phone to silence and the little white dots on both sides makes your phone looks more stylish. ??High Quality Cover??: Made of a highly-durable plastic and silicone material protects both border and corner of your phone, it is drop-proof and can survives drops from 6.6 feet/2m. Cover comes with high touch sensitivity built-in screen protector.