A broken-in pair of jeans is one of the comfiest things in the world (denim is to humans as cardboard is to cats, right?). Unfortunately, they do eventually wear out. Luckily, they leave behind the best upholstery material: soft, comfy, durable denim. Chair seats wear out, too, especially kitchen table chairs, which can take a lot of abuse. Here we’ll show you how to combine the two, reusing your old jeans and improving the chair.