Why not open an adult diaper shop, it will be very profitable. There are many old farts with mid life crisis, inferiority complex, emotional issues, mental issues, etc. There is even a potential market for the middle ages too.
The Adult Diaper Market Is About to Take Off
Thanks to the endless determination of parents to keep baby bottoms dry, Kimberly-Clark’s Huggies diapers brand has become a global powerhouse, with billions of dollars in annual sales. But the target consumers for one of the company’s latest diaper lines aren’t infants—or even their aged grandparents. Instead, ads for its Depend Silhouette line of disposable incontinence briefs feature laughing, long-legged models who look barely over 40. The personal-care giant has been aggressively running the fashion-style marketing pitches in mainstream magazines and on television, because adult incontinence is a market that’s recently become too big—and lucrative—to remain in the shadows
https://www.bloomberg.com/news/articles/2016-02-11/the-adult-diaper-market-is-about-to-take-off