Patent ID: 7147125

Claim:
A cooler having spaced apart walls forming a compartment in communication with a base and a lid wherein said walls and said lid are comprised of transparent planar elements, wherein said base includes: T-rails depending from a top surface of said on opposing sides thereof, said T-rails are substantially parallel to each other and extend substantially the length of said base; and apertures extending through said base positioned on sides adjacent to said T-rails, said apertures forming receptacles for receiving locking elements having springs for extending and retracting said locking elements and said locking elements can be extended or retracted to engage T-channels longitudinally extending along opposing ends of the base, and wherein said depending T-rails are capable of slidably engaging longitudinally extending T-channels positioned on a bottom edge of opposing sides of said cooler, said slidably engaging T-rails and T-channels are on adjacent sides to said locking elements whereby when said locking elements are engaged the slidably engaging elements are fixedly positioned.