To kick off the 2019 season, Kyrgios and Irving teamed up to create a basketball shoe that's fit to be worn on the tennis court. The world No. 30 wore the shoes at the Australian Open.

Nike is selling KD Trey 5 X Basketball Shoes for only $51. The list price of the sneakers is $100, so buyers are saving $49 ...

The color is a rich, very nice color for tennis shoes! They feel like they’re going to last a lifetime!" says a happy buyer. ...

"These shoes are inspired by basketball shoes ... we're always looking to do things that haven't been done in tennis before, and I think this is one of the first shoes of its kind," she said.

As you can expect from the USA superstar the tennis shoes of choice are influenced by the country’s sporting culture. Strongly impacted by basketball silhouettes and ‘90s aesthetics ...