American rapper Kanye West in a collaboration with German sportswear brand Adidas created sneakers called Yeezy that are produced with the proprietary ‘Boost’ base material for extra comfort. The Adidas Yeezy is a line of fashion limited-edition sneakers that feature a premium leather/shoe’s knit, sock-like upper mostly with perforated stripes and a full-foot Boost cushioning system which provides a finishing touch with its signature comfort. Thanks to a billion-dollar Yeezy's empire, Kanye West became the third highest-earning celebrity on Earth. According to Forbes, his income over the past year has reached $150 million of his music and Yeezy merchandise. His estimated net worth is $240 million. Together with his similarly mega-famous wife, Kim Kardashian West that owns KKW Beauty, they collectively worth over half a billion dollars. West's upstart is expected to top $1.5 billion in 2019 and growing.