Light-weight floating shelves look stylish and leave a good impression as they are flowing in the air and not holding heavy things.
1- 1×3 wood
2- One Small sheet of underlayment
3- Hex bolts and washers 4 per shelf
4- 2-inch wood screw 4 per shelf
5- 1×2 wood
6- Stain 3-inch drywall screws
7- Finishing nails
Start cutting wood and make 43 inch long pieces of wood (1×3). Make 10 pieces of 8-inch length from wood 1×3. Make 8-inch long pieces of 1×2 wood.