This is a once used Kool Temp GTS Excel stryofoam shipping container with 2 interior boxes and PCM Gel.  The inside dimensions of the cooler are 12.5"x12.5"x10".  The outside dimensions of the cooler are 17x17x13, adding the lid adds to inches to the height.  The outside box is 17x17x15.5.  This comes with 2 interior boxes.  The inner box is a 6 liter payload box and measures 7.5x7.5x 5 and the box outside of that with the blue foam is 9.25x9.25.  There is space for 4 ice gel packs inside of the stryofoam container which are not included but if you want them it will add to the shipping cost.