Specification: Product name: Double layer B shape seal strip Product type: 1 /2 /5 /8 / 16 / 25 meters Product size: 12mmX13mm Color: Black Feature 1: Preferred rubber material Feature 2：Universal for all cars Package： 1 pc / order Features: 1. High quality material, performs well in waterproof, dustproof and soundproof; 2. Strong tensile strength and good elastic, excellent flexibility; 3. Reducing the pavement and wind noise pass into the car, improving the driving comfort and avoiding the dust and rain into the car; 4. The voice are steady and heavy when switch the car door, optimized closed the door collision, eliminate collide sound when closed the car door. Notice: 1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. 2. Please allow 1-3cm measuring deviation due to manual measurement. Thank you!