You can get help with regulating the temperature in your shipping box here: https://shipyourreptiles.com/en/get-...ds#question-15.
And if you don't have an account with ShipYourReptiles already, go to shipyourreptiles.com and sign up for an account. You can order shipping supplies and get detailed instructions on how to ship on their website (their customer service is top notch as well). When you are ready to book your first shipment, use discount code BPnet40 to save 40% off of your first shipment.