Jeans Too Wide Hack. Think of this process more like a haircut. Start with a pair of jeans that’s somewhat close to the fit you hope to achieve.
Basically, you loop the belt loop closest to the big button on your jeans around said button, which cinches the waist of your pants. Use a pot that’s clean and large enough to fit the jeans. Hemmed by cutting off the original hem and sewing it to.