Abstract: An essentially waterproof enclosure comprising a waterproof bag and a speaker mounted on the wall of the bag. The bag has an opening of sufficient size to permit an electronic sound producing device to be passed through the opening into the interior of the bag. The sound producing device, which may be a radio receiver, can be coupled to the speaker to drive the speaker. The opening can be closed to provide an essentially waterproof environment for the sound producing device.
Abstract: An "air bumper" which is adapted for attachment to a vehicle to serve as a bumper. The air bumper has a chamber which stores a supply of compressed air that may be used to inflate tires.