This 36-inch twin door draft stopper from Home Intuition is designed to keep your home warm by blocking cold air from coming in through the bottom of doors. Its foam insert makes it easy to cut and adjust to the exact size of your door, ensuring a perfect fit for maximum insulation. The black color blends well with most door frames, and the product is built to last with a strong, reliable construction.","Ideal for use with standard doors, this draft stopper slides under the door with ease and creates an airtight seal to keep your home comfortable. It is also useful under lift-up windows, helping to maintain indoor temperature and reduce energy costs. With a lifetime warranty, you can trust this product to deliver long-term value and performance.