You CAN find corset options that offer minimal bulk and are relatively easy to hide under even thin fabric tops. Here’s what you’ll want to look for in a stealthing corset.
Make a Corset : 16 Steps (with Pictures) - Instructables
What is Corset Stealthing? Tips & Wardrobe Ideas
How to Wear a Corset under Your Wedding Dress?
What Corset is Right For Me?
Seriously Stealthing : r/corsets
Steel Boned Stealthing Corsets
What to Look for in the Perfect “Stealthing” Corset (Hiding corsets under clothing) – Lucy's Corsetry
UnderBust Corset Gothic Mysterious Landscape · Creative Fabrica
Corset Stealthing: How to Wear a Corset Under a Dress
The Best Stealthing Corsets: What to Look For?? (Hiding Corsets Under Clothing)