extra support for floating shelves

Aghana Digitals 4-Piece Black MDF Floating Wall Shelves, 23.6x3.5x1.2 in, Matte Finish, Indoor

Oumilen Wall Mounted Hexagon Floating Shelves Essential Oil Storage, Set of 3

16" Square Metal Pegboard - Brightroom™: Wall & Garage Storage Organizer, Carbon Steel, Black, 100 lb Capacity

Oumilen Double Circle Floating Shelves, Metal Frame Wood Shelf, Gold

Stackable Shelf Clear - Brightroom™

Aghana Digitals 2-Pack Floating Wall Shelves, Sonoma Oak MDF Matte Finish, Modern Rectangular

Sorbus Metal Wire Hexagon Design Wall Mounted Floating Shelves, Set of 3 - White

44" 3 Shelf Metal Rolling Bookcase - Room Essentials™

5pc Modern Wall Shelf Set - Threshold™

2 Pack (35"x9") Sorbus Long Floating Wall Shelves for Bedroom, Decor, Kitchen, Living Room - for Trophies, Frames, Bookshelf

Sorbus 16 Inch Floating Wall Shelf with 5 Heavy Duty Hooks – for Entryway, Bathroom, Bedroom, Kitchen, or Mudroom

15.7" Rustic Brown Farmhouse Floating Shelves Set of 3, Wall Mount Over Toilet Storage for Towel & Toilet Paper

Over-The-Door Purse or Cap Organizer

Sorbus 4 Pack Wall Mounted Floating Shelves - for storage and displaying showpieces, home decor items, and other prized possessions

Floating Shelves - Cube Wall Shelf Set with Hidden Brackets, 3 Sizes to Display Décor, Books, Photos and More by Lavish Home

5 Pack 16 Inch Sorbus Long Floating Wall Shelves for Bedroom, Decor, Kitchen, Living Room - for Trophies, Frames, Bookshelf

3pc Cube Compression Bags Set Clear - Brightroom™

InPlace 11.8" x 11,8" Floating Corner Shelf Wall Mounted White: Modern Style, Wood Composite, Includes Mounting Hardware

Farmlyn Creek 3 Pack Wooden Floating Shelf for Nursery, Office, Bedrooms, Space Saving, 15.7 x 5.5 x 1.5 In

28.35" x 18" Blocchetto Intersecting Cubes Wall Shelf Unit - Danya B.

2-Piece Brick Red Floating Shelves - Towel Bar Storage for Bathroom/Kitchen, Family Home Organizer