... to protect your Phone from extreme conditions ... dirt, sand, rain, shock, vibration and a host of other environmental factors. ... bulk. phone case3.Made out of %100food grade silicone, the silicone iPhone 5 case provides a decent level of protection ... used on various household appliances, silicone kitchen ware, bake ware, ice cube tray, silicone mat, silicone cases, silicone gifts-rings and more. Based ...