1. Made from quality PVC material, it is flexible and soft, waterresistant, and wearresistant, capable of withstanding traffic areas in the home. 2. The threshold strips are available in 35 mm width, suitable for height differences of 8 mm to 10 mm, and 70 mm width, suitable for height differences of 15 mm. Please measure your windowsill or floor height carefully before . 3. The 3.5 cm and 7 cm wide transition strips bridge the seam or gap between two floor coverings of uneven height. 4. Selfadhesive design—no need to punch holes during installation. Simply peel off the tape, ensuring no damage to the floor. viscosity and long lifespan. 5. Friendly Reminder: During installation, ensure the surface is clean and flat; do not install on uneven surfaces. The product may be compressed or deformed during transportation. You can reverse the bend and press the transition strips with a heavy object for 12 hours to flatten them. If the temperature is below 20°C, use a hairdryer to reheat the adhesive backing.