【Size 】 : Contains 4 rubber door stops, 9cm x 4cm, with a height of 3mm to 90mm, which is the perfect size to protect any room door. The door stopper is made of PVC and can be reused 【Noise protection and non-slip】 : There are no more scratches on the floor and the grooved underside ensures that the door does not slip, slide or move. The angled design and non-slip base ensure a good grip and secure the door in its correct position to prevent the door from being blown away by strong winds. 【Height adjustable】 4 door stops can be stacked to respect the maximum gap of 56 mm. A door stopper is suitable for a minimum gap of 2 mm. The rubber door stopper is suitable for ground clearance from 2mm to 60mm. 【Non-slip tape】 : I often encounter windy days in life, the door will close if you are not careful, and the air door will close very hard. This can be locked or overlaid which is very useful 【Applicable scenarios】Suitable for all room doors, such as children's doors, bedrooms, bathrooms, kitchens, offices, warehouses, etc., as well as metal doors, glass doors, wooden doors and self-closing doors, which can effectively prevent the door from slamming. Are you still worried that the door often closes in strong winds? Still worried about getting caught out the door at home? Still worrying, did your pet get stuck in the door? The front door stopper suitable for home can effectively prevent noise, make it non-slip, and protect the door from being trapped by children. The rubber door stopper has the properties of non-slip strips, soft and resistant to wear and aging. High quality have no odor or toxicity. It is suitable for floors and doors made of different materials in different places. Attribute: Material: rubber Product size: 9 cm x 4 cm cm Colour: black, grey, green, blue, white, transparent Individual weight: 1.2g/piece Scope of delivery: 1 * 4 pieces of rubber door stoppers