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This are instructions on how the 29L CoolBoxus shipper was loaded for the ISTA 7E Summer Profile test for frozen applications. The procedure includes:

  1. one CoolBoxus 29L box,
  2. Plastic bags (13 bags for 29L),
  3. One cardboard payload box,
  4.  At least 39 lbs of dry ice pellets


  1. Assemble the CoolBoxus Shipper.
  2. Put dry ice into plastic bags provided and fold over the ends.
  3. for 29L box: at least 39lbs (13 bags @ 3lbs)
  4. if any dry ice remains, please pack into box.

Loading Instructions

Step 1: Put two 3lbs bag on bottom of insulated box.
Step 2: Put payload box on top of dry ice bag.
Step 3: Put four dry ice bags on four sides of the payload box.
Step 4: Put remaining dry ice bags on top of the payload box, and pack box with loose dry ice.
Step 5: Close lid
Step 6: Close Velcro flaps

dry ice on bottom
Put two 3lbs bag of dry ice on bottom of box.
Put payload box on top of dry ice bag.
Dry ice on sides
Put 4 dry ice bags on each side, between payload box and sides of shipping box.
dry ice on top
Put remaining dry ice bags into box and pack box with loose dry ice to fill voids.
Close lid
Close lid and secure velcro fasteners.
Close flaps
Close flaps and secure velcro fasteners.
coolboxus test graph for 29L shipper
29L Dry Ice test graph shows the product remained within -80°C to -60°C exceeding 144 hours.
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