Floyd Mayweather is known for displaying his lavish lifestyle all over social media. The boxing champion recently showed off a collection of custom black belts with diamond encrusted buckles. The brief video captioned "Buckle Up!" shows several designer belts such as Ferragamo, Hermes, Gucci, and his very own TMT brand. Mayweather also splurged on himself a few days ago, purchasing a private jet for his birthday. Take a look at the clip above!