If you are in search of a sturdy and convenient door reinforcement plate, then you can not miss our product. That's because it can surely meet your needs. Made of safe stainless steel material, it is practical and durable for long time to use. Not easy to get deformed and bring you much more convenience. Features -Color:Silver -Material:Stainless steel -Size:13.00X9.00X0.20cm/5.11X3.54X0.08in -Hole diameter:5.50cm/2.17inch. - Used to fill gaps between locks and doors and to strengthen loose locks, very professional and sturdy. - It is easy to be taken, widely applied for home, office, hotel, school, and more places in need to use. - Premium and safe stainless steel material, will not rust or deform. Easy to clean by wiping, bringing you convenience. - Quick and easy to install, no need for drilling holes, you can easily install it by using the tape, save your time and efforts. - Carefully down to every detail to give it and beautiful look, can be used on wooden or metal doors. Package list: 30 x door reinforcement plates