Strong man door stop is very popular with young people since designed.
However this door stopper is applicable for the height of the bottom of the door and the ground less than 0.35 inch.
If more than 0.35 inch, u 'd better choose other designs from same listing.

Realistic and Beautiful Door Stop
plug it tightly, make this slope fit snugly to the bottom of the door, not shaking. It's also weighty enough to hold doors open without sliding or scuffing.

There is a rubber anti-skid pad in the box。If u stick it on the bottom of the door stop,it will prevent it from sliding effectively