1.LARGE & UNEVEN GAP FIX- Our door bottom seal helps you close the door without leaving a gap. 2. WIDE BACKING ADHESIVE DESIGN- the door draft blocker stay in place firmly even in wet conditions. 3.THICKENED & FLEXIBLE MATERIAL- Designed with thickened silicone ensures maximum protection from unwanted creepy-crawlies, warm/cold drafts, odors, dust and water. Moreover, it has no "compression memory", wont't damage the floor, and is pliable enough that you can easily stillthe door along the crooked floor. 4.SAVE MONEY AND ENERGYThe Door Draught Excluder, It's the efficient solution to stop the heat from escaping during winter and good stopper to keep in the cold during summer. Makes heating and cooling your home or office more efficient , help you reduce electric cost so as to save you energy and money.