Black Waterproof Iphone4/4s Case All Functions-With Perimeter Bumper Guard-Compatible with AT&T, Sprint & Verizon Made in USA Waterproof Iphone4/4s Cases -All Functions- Protects From Water-Dust-Dirt-Scratch Resistant No Screws or O-Rings Simply Snap Soft Screen Protector On to Hard ABS Case Made in USA