Heavy Duty Slip-Resistant Rubber: Our door stoppers are made of the premium quality rubber make it strong and flexible you can use them safely.Adjustable Height for Different Clearance: Featuring in being symmetrical and stackable, our door stoppers are available for floor clearance from 0.08inch to 2.5inch(every single door stopper measure L5inch x W1.55inch x H1.25inch), so you could use them nearly everywhere, from home doors, office doors and school doors that have larger floor clearance!Sloping Design and Anti-slip Base: With this unquie design,our door stoppers could provide good gripping power and suitable to all kinds of floor surface.The soft rubber will protect your doors and your floors surface from damaged by pushing the doors vigorously.Organized pack and Durable: This door wedge stopper package will come rubber door stoppers and 2 hooks holders to keep them safe and easy to organized.Colour: grayMaterial: rubberPackage Contents:2 * Door Stopper Rubber Door StopOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.