Here is a smart little product that can save an evening or two. They are designed by the industrial designer Sebastian Bergne and they are made out of a thin layer of stainless steel.
A packet of six stainless steel emergency cuff-links. For one use, on a special occasion or to solve a cuff crisis… A classic Sebastian Bergne design from the early nineties now available exclusively through spunique
You can buy the emergency cuff-links in a packet of six from Spuniqe. The price is £12 ($24).