When Carrying lot of stuff on top of your cars, you may need to apply the tie down ratchet straps which through the interior of cars, However when it rains on the road trip, water will get inside through the straps, no matter how you deal with the straps, the water still get inside. Using our Unique and patent register tie down hook straps, you will have ultimate solutions, And our Unique Two Loops which greatly help with extra anchor point for tie down your gears on top. This Window Tie Down Hook Straps, Help to secure your car top gears on top, and no more tie down straps inside the car , no Water or Rain get through from the straps. Items including 4 pcs of one loop tie down hook straps 4 pcs of two loop tie down hook straps. Product size: Loop length 11" 28cm Max capacity for breaking strength is 1200 lbs Tips Warning and Tips 1,Some Germany car and US car model need extra tools to remove the Rubber seal, For most of Japanese cars and Korea cars are easy to pull off. 2,This tie down hooks break strength is 900 lbs, Pls consider this if you are carrying too heavy stuffs on top of cars. 3,Pls double check the hooks is securely fasten to the steel part of window not other soft place, Or it may slip out and cause the accident.