Kastor Home Door Stopper Home, Office or Commercial Use Stylish Design Stainless Steel Non Slip Rubber Works on All Floor Surfaces 2 Per Pack Our door wedge won't budge an inch: works on all floors - carpet, wood, tile, marble and stone. Non slip rubber bands keep it in place on both exterior and interior doors Decorative modern design makes it attractive for home use Heavy duty to work on office and commercial doors including spring loaded entry and exit doors Rigid stainless steel but lightweight at only 4oz or 0.25 lbs.