| http://www.w3.org/ns/prov#value | - A leak-proof guard of the invention may, in certain embodiments, be comprised of a single band, pad, cushion, pillow, support, absorber, roll, or other device, or it may be comprised of more than one band, pad, cushion, pillow, support, absorber, roll, or other device, for example, 2, 3, 4, 5, 6, 7, 8, 9, 10, or more, or 1-10, or 2-8, or 2-4, or 4-6, or 1-7, or 1-5, or 3-5.
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