[1]: Brush Weather Stripping, Adhesive Felt Door Seal Strip Pile Weatherstrip Door Sweep Brush for Door Window. [2]: the brush is thick and soft, low friction, no noise, no deformation, has strong resistance. [3]: EXCELLENT PERFORMANCE - The door felt seal strip is windproof, dustproof, weatherproof, anti-collision, soundproof and energy saving. [4]: WIDE APPLICATION - The felt door seal is widely used in various glass doors, window, sliding doors, wooden doors, security doors, cabinets and other gaps. [5]: Used on window & doors to improve energy efficiency by sealing gaps and leaks which allow outside air to enter, and inside.