3M command replacement mounting strips make it easy to move and hang up your command products again for cleaning, renovation or reorganization. Like any other command products, they fasten securely on many surfaces, including the tiles, wood, metal and painted surfaces. Yet they are removed too easy-no holes, marks. Sticky residue or stains. Command refill strips comes in small, medium and large sizes. Also a super substitute for double sided tape. Keeping strong but can still be removed clean and neat.