Since I started this topic, I’ve come to see the difference less as “underwear showing” and more as accidental exposure versus intentional styling. A random strap or waistband can sometimes look unfinished, while a structured harness can add shape and make a simple outfit feel much more deliberate.
Full disclosure: I’m involved with Lunarness, so this is not an independent customer recommendation. We published a Lunarness fashion harness styling guide that explains the direction I mean—layering a harness over a T-shirt, shirt, dress, bodysuit or blazer so it works more like a statement accessory than hidden underwear.
For a gift, I would still put the wearer’s comfort and personal style first. But I now think a well-chosen harness can be more expressive and versatile than a standard lingerie set. Would you wear one as part of an evening outfit?