Easy to cut and install, need tools.Suitable for door thickness 3.5-5cm, door bottom seam 0.2-1.2cm.Sealing only, other accessories in the picture is not included. Reduce noise from outside and sliding door slamming, giving you a peaceful and comfortable living environment. All of the station against , drafts, and All season against , drafts, and Used on and doors to improve energy efficiency by sealing gaps and leaks that allow outside air to enter, and inside air conditioning to escape.