It’s advisable to also wear your top while you stuff so that you can make adjustments accordingly. Depending on how large you want to go, you may need to use a bra that is two to three cup sizes larger than you usually wear. [1] X Research source

Use thick socks for maximum boost. This is great for parties or for dramatic cleavage. For a subtle boost, try using thin hosiery socks. This may be preferable for everyday use, formal occasions or slinky dresses that require just a bit more bust. Whatever thickness you choose, try to use soft socks to avoid chafing.

Fold the sock in half with the heel at the center. Tuck the toes into the top of the sock enough so that the fold is the right size to fit into the bottom of your bra cup. Adjust the fold so that it’s flat.

The heel should go into the lower corner towards your armpit. [3] X Research source

It is also possible to use strapped bra, if you don’t have a strapless.

You may need to adjust the back closure a notch wider than usual to accommodate the bra underneath.

Silicone inserts are easy to use, have a naturally squishy feel, and are particularly good for creating high, dramatic cleavage. [5] X Research source Foam pads might be preferable for smaller cup sizes. [6] X Research source

Use a double-sided tape specifically for fabrics - this tape can be removed safely with no harm done to sensitive materials. [7] X Expert Source Katie QuinnImage Consultant Expert Interview. 14 April 2020.

If it’s too large, pieces will stick out and give your secret away. Trim off a bit at the end.

Use one piece of tissue per cup. If you add more, they’re more likely to bunch up and ruin your silhouette. If you’re not satisfied with the amount of boost, try thicker tissues or 3- or 4-ply toilet paper.

If it looks uneven, go back to the beginning and repeat with a fresh tissue.