How long will the “VT-96” Cool Cube™ last? L How long will the “VT-96” Cool Cube™ last? The VT-96 when properly conditioned will hold product between 2-8°C for 126+ hours. Post navigationPrevious post: How long will the “FT-96” Cool Cube™ last?Next post: How long will the “BT-96” Cool Cube™ last?