Your door threshold may be the most vulnerable entry into your home. Any gap at all invites insects, outside noise, and outside weather to invade your otherwise peaceful space. Under Door Seal for Exterior/Interior Doors help you create a quite home environment and sleep well from less noise.At the same time, it‘s installation is very easy, can be cut and washed, and used repeatedly.Block the cross of hot and cold air, Makes heating and cooling your home or office more efficient and reduce electric cost, help you reduce electric cost so as to save you energy and money. At the same time ,Door sweep design is adopted to effectively reduce noise, prevent dust from entering through the door, and keep the room quiet and clean.The lower door weatherstrip is made of foam material and the bottom door weatherstrip can be bent out of shape. Very flexible and will not damage the floor. The Door Sweep Strip moves with the door, eliminating the need to constantly bend over to reposition it! It has a vinyl cover that is easily cut to the right length and is very easy to clean.37" Length Under door draft stoppers(Door Molding & Trim) is flexible for a custom fit. Foam tubes and vinyl can be cut down to fit narrow doors. Jumbo 1-inch diameter foam tubes are great for blocking extra-large gaps under your door. It can be used for your front door, back door, garage entry door, bedroom door, etc.This door draft blocker easily moves with the door and glides over carpet, wood, tile, linoleum. No need to bend down and re-position.