Patent ID: 8132585

Claim:
A collapsible food protective enclosure, comprising: a flexible cover with an outer surface, the cover comprising a base, a beam retainer, at least first and second beam pockets, and at least one side wall with an opening devoid of sidewall material; a flexible flap as an exclusive way to cover the opening attached to the outer surface of the cover directly above the opening in the at least one side wall, the flap having a free-hanging bottom edge with a ballast sleeve containing a ballast, wherein when the flap is in an open position, an interior of the enclosure is open to the outside; a flap retainer affixed to the outer surface of the cover directly above the flap; an adjustable securing strap affixed to the outer surface of the base of the cover; and a flexible structural beam retained in the beam retainer with a first end anchored in the first beam pocket and a second end anchored in the second beam pocket, the flexible structural beam holding the cover in an upright position; wherein the flap is longer and wider than the opening and the ballast forces the free-hanging bottom edge of the flap to rest against the at least one side wall to close the opening when the flap is not retained by the flap retainer.