Shop all Skinit iPhone 8 Waterproof Cases. Each iPhone 8 Waterproof Case is built to keep your Apple iPhone dry and protected under-water and above-water. Each Skinit Waterproof Case is made with a fully-enclosed water proof phone casing that keeps cell phone functionality and water proof protection in mind. Protect your iPhone 8 from water, snow, sweat and dirt. Browse all waterproof phone cases for iPhone 8 below & buy an iPhone 8 Waterproof Case that exceeds your needs.