Cooling Backpacks The “Cooling Backpacks” lineup includes a standard backpack model (RFP-016) of approximately 16L and a foldable square model (RFP-025) of approximately 25L; the RFP-016 can hold three 2L PET bottles and the RFP-025 eight bottles. In addition to the main compartment, the RFP-016 has a front pocket and the RFP-025 has a side pocket for everyday use. The back and belt are made of mesh material to prevent stuffiness when carried on the back. It is available in two colors: all black and dark gray.
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