2" Width x 39" Length door draft stopper 1 pack, made of high quality silicone that can bend and deform for excellent flexibility, high resilience, and long-lasting durability. Non-toxic and environmentally friendly, suitable for family use. Key benefits - Seals gaps up to 1 inch to block drafts, noise, wind, dust, and insects - Provides anti-collision protection and supports energy savings - Durable, flexible silicone material that remains effective over time - Non-toxic and environmentally friendly for household use Product details and performance - Material: silicone - Size: 2" wide x 39" long - Fits gaps up to: 1 inch - Function: sliding door and window seal that reduces noise and drafts, blocks dust and insects, offers anti-collision protection, and helps save energy Wide applications - Suitable for bottom installations on: sliding windows and doors - Works with: plastic-steel windows, security doors, closet doors - Ideal for thresholds and shower rooms - General purpose for various bottom-seal needs around the home How to install 1) Measure the bottom of the door and cut the excess draft stopper to fit 2) Ensure the surface is dry and clean before installation 3) Press the seal firmly along the bottom of the door after the adhesive sticks and leave it for 12 hours