We Have Two Styles of Shelves:
1.Mini Magnetic Floating Shelves for Steel Surfaces (Refrigerator)
Mounts on Any steel surfaces Incl. Refrigerators and even cars
Comes with mounting hardware, in case you don't stick it on your fridge. Get creative people!
2.Magnetic Floating Shelves for Walls (Plywood, Drywall, Masonry)
Mounts on your wall surfaces with a "Mounting Slice" with screws
Comes with standard philips bit screws, plastic inserts for drywall a.k.a."mollies" not included. You must purchase plastic inserts if not attaching directly to studs, or your shelf will not function properly and likely come loose or fall. This video shows properly mounted shelves on a plywood wall.