Double Door Stop - Windstopper moves easily with your door - no need to bend all the time, easy to cut to length, very easy to clean. Double sided = Double protection! SUITABLE FOR ALL SEASONS -Protect your home from the elements. Stay warm in the winter and cool in the summer with our door seals. It fits in front of windows or doors to keep cold air out. It also prevents cold AC air from escaping. It even reduces noise and keeps dust out of your home. Unique Design - Fits doors up to 94cm long. The foam tube can be cut to fit narrow doorways. The 1" diameter foam tube is ideal for sealing oversized gaps under doors. It can be used for your front door, back door, garage entry door, bedroom door, etc. Energy Saving - Don't waste energy and money on heating and cooling the rooms! Use our high efficiency door draft shields instead. It saves energy by helping to reduce the energy needed to heat or cool your home. Easy to install and remove: 1. Measure the width of the door and cut the foam roller to the desired size. 2. Secure the foam roller with an auxiliary tool and put the foam roller into the waterproof cover. 3. Place the door guard under the bottom of the door. Then you're done!