the half hour car ride is no problem in a pillow case. not sure of your location, but keep the car temps warm. take off your coats while in the car so you can make it warmer for your snake. and warm the car up before putting the snake in their if its cold where you're at. if it's cold, place him under your coat from the house to the car. breeders travel to reptile shows even when it's cold out. you don't want to have a reptile breathing in cold air even if it's for a short period of time.