Marking his first foray into a hoops-inspired sneaker, the adidas Yeezy Yeezy Quantum Replica Basketball 'Quantum' brings Kanye West's avant-garde design language into a more ...according to Yeezy Mafia, the adidas Yeezy Basketball sneaker will be releasing in a performance version called the YZY BSKTBL Quantum along with a lifestyle version known as the YZY QNTM Quantum. Both are set to release during All-Star Weekend for $250 USD each.