Nike Dunk High SB Elite 。The Nike SB Dunk High Black Purple Box is a skateboarding sneaker that was released as a part of Nike\'s Dunk line. The upper of the Dunk High Black Purple Box consists of a mixture of leather and suede materials. The midsole is made of EVA, a lightweight foam material that provides cushioning for all-day comfort. The foam also helps to absorb the shock of jumping and landing during skateboarding. The outsole is made of rubber to provide traction on both smooth and rough surfaces. It features a high-top design that provides ankle support, and a durable sole that offers excellent traction during skating.