Upgraded Wedge Design: This door seal strip features a wedge shape with varying thickness from 0.16 to 0.38 inches, perfectly sealing gaps between 0.18 to 0.35 inches. Ideal for doors and windows, it enhances insulation and reduces noise effectively. High-Quality PU Material: Constructed with high elastic PU foam and covered with durable nylon cloth, this strip is resilient and scratch-resistant. Its design ensures smooth operation of doors and windows while preventing deformations and enhancing durability. Strong Grid Adhesive Backing: Equipped with a unique grid adhesive backing, this door insulation strip offers superior stickiness and even glue distribution, ensuring long-lasting performance without degumming, ideal for various weather conditions. Multi-Function Efficiency: Designed to block cold drafts and retain heated air, this strip improves energy efficiency. It's windproof, dustproof, and soundproof, making it a versatile solution for sealing doors and windows in any season. Wide Application: Suitable for all types of gaps, this soundproofing strip can be used on sliding windows, casement windows, doors, and cabinets. Its adaptable design makes it a perfect fit for both residential and commercial spaces. Color: White Material: Nylon Package Contents: 1* Seal Strip