First wrap the mattress in a bag new mattresses generally come in one or you can buy one at a hardware store and use packing tape to close the bag and secure any loose plastic.
How to tie a mattress to a roof rack.
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Use strong rope or straps and make sure the mattress is tied down lengthwise and widthwise keeping the fastenings well centered.
Mattresses are large bulky and can pick up resistance from the wind.
With the third option crossbars with side rails you can secure an item to the side rails and run tie downs from front to back securing them to the crossbars.
Enlist the help of a partner to stand on the opposite side of the car.
Use a tie down that wraps around the item and the rails.
Tie each section firmly.
This will stress any knot no matter how securely tied.
Tie each section firmly.
Roll down the windows in all doors of the car except the driver s side.
Weave rope through the windows and around the mattress at least four times twice in front and and twice in back including the length wise rope already in place.
If you ever wondered how to load a mattress on top of a car the right way so that it doesn t blow down the street when drivi.
Tie one end of the rope on a handle on the rear inside roof of the car.
If you do secure your mattress to a roof rack or safely in the bed of a truck strap it down with ratcheting straps.