We have tested our sample stability to 110 degrees Fahrenheit with no degradation. We would recommend you drop your package off to the brick and mortar USPS location instead of a blue box if the temperature that day is over 90 degrees.
We have tested our sample stability to 110 degrees Fahrenheit with no degradation. We would recommend you drop your package off to the brick and mortar USPS location instead of a blue box if the temperature that day is over 90 degrees.