Provided is an injection-molded case and a method of manufacturing the same. The case in accordance with the disclosed subject matter includes at least one shell formed by injection molding of a plastic material. The at least one shell has a base panel and a wall circumferentially extending therefrom and the wall having an edge defining a perimeter of the shell. The at least one shell being substantially rigid and further including a rigid structural component and wherein the perimeter being fitted with flexible fastener integrally molded at least over portions of said perimeter, the fastener configured to fasten the at least one shell to a complementary cover member so as to define an enclosed space therebetween.