2 Pack is more convenient and flexible than the traditional door stop.In the state that is fixed on the floor, You just step it. Then it ascends.Most stable: Door stops bottom portion has non-slip three dimensional curved structure, the will grip the floor tightly, silent anti-collision to use and prevent damage to the wall.Most support: Door stops can be used on all floor surfaces, Whether it is tile, vinyl, concrete, carpet, glass or wooden floor, this commercial suitable for all kinds of places such as market, apartment, regular residential, solid interior door, garage, metal door.size:100mmMaterial:Zinc alloycolour:SilverPackage Contents:2 x Only the above package content, other products are not included.Note: Light 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.