A blow molded container includes a main member (20) forming a tool cavity. The main member (20) has an inner surface. The main member (20) further contains at least one corner portion (30) and at the corner portion (30), the main member (20) includes at least a first layer (40) and a second layer (42). The first layer (40) forming the inner surface, and the first layer (40) and the second layer (42) are affixed together along a predetermined pattern while being separated from each other elsewhere. The first layer (40) is formed with a first protruding part (143) along the predetermined pattern, and the second layer (42) is formed with a second protruding part (145) along the predetermined pattern. The first protruding part (143) and the second protruding part (145) are affixed together.

A compartment for storing an energy source in a vehicle having a protective outer structure and an inner structure. The protective outer structure is maintained in position relative to the vehicle during normal operation of the vehicle. The inner structure, which holds the energy source, is positioned in the outer structure. The inner structure is maintained in position relative to the outer structure and relative to the vehicle during normal operation of the vehicle. During an impact to the vehicle, the inner structure is configured to move independent of the outer structure.

An inflatable cover apparatus and methods of using same are provided. The apparatus includes a bottom surface, a plurality of inflatable walls coupled to the bottom surface, and at least one bladder, wherein at least one of the bladders is disposed within at least one of the inflatable walls. The bladders are configured to be filled with air or other gases. A method of using such an apparatus to enclose a good includes positioning the good within the apparatus, inflating one or more of the bladders with air or other gases, and closing the apparatus to enclose the good. A method of using such an apparatus to remove a good includes opening the apparatus, deflating one or more of the bladders, and removing the good.