Safe zinc alloy material, and practical, better stopping effect, can be used for a long time. Very good and wonderful home safety item, to protect your and your door. Wonderful workmanship, practical, safe and anti-skid, prevent serious finger injuries from pinch. Features -Color: Assorted Color -Material: Zinc Alloy -Size: 5.80X5.60X4.30cm/2.28X2.20X1.69inch -Strong suction design, no grooves required for your door, no holes drilled in the floor. -Can just using the adhesive pads on door and wall sections, can also use with screws for more permanent. -Our metal magnetic door suction can be installed vertically on the floor or horizontally on the baseboard or wall. -Ideal for windy areas, allowing the house to maintain air circulation without heavy slamming cause by wind. -With the help of this door catch, can prevent the door from scratching during sliding. Package list: 2 catches 8 x screws 4 x expansion screws 2 x round adhesives 2 x strip adhesives