1. Size reference: The black foam roll is 2 meters long, 40 cm wide, and 2 mm thick, with sufficient length for general use. 2. density: The foam mat is dustproof, vibrationabsorbing, soundinsulating, and heatinsulating, making it very easy to use. It provides weather sealing and good durability. 3. Strong adhesive: Features a strong adhesive backing for easy and convenient installation. It stays firmly in place, is nonslip, and does not dehydrate, ensuring a longlasting effect. 4. Wide application: Suitable for all types of door and window impact protection, furniture protection, gap filling, and control cabinets. It can also be used for art supplies, scrapbooking, cosplay production, film props, and foam crafts. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.