Heavy Duty and Durable Material- Made of Flexible and Adjustable Silicone for A Snug Fit, Ensures Door Bottom Seal Is Durable and Easily Attachable As Well As Removable. . All Season Protection- Protects Your Home and Family From Adverse Weather Conditions, Stopping The Heat From Escaping During The Winter Season, and Keeping Cool Air Inside During The Summer. A Cool and Warm Gift for Your Family and Friends. . Installation Guide- 1)Measure The Bottom of The Door and Cut The Excess Seal; 2)Clean and Dry The Surface; 3)Peel Off The Backing Film; 4)Apply The Strip to The Door. Easy to Install and Stays In Place. **Take On A Couple of These Steps and You Will Be Amazed By The Results . Waterproof Backing: The Ohuhu Door Seal Strip Boasts Unmatched Water Resistance and Adhesion. Itll Keep Your Home Nice and Dry, Even In The Worst Storms Its Also Great for Bathrooms, Laundry Rooms, and Anywhere You Might Need It