Nike Mens Kyrie Infinity ShoesAluminum Sail Shoes An updated 3 layer cushioning system uses an Air Zoom unit in the forefoot sandwiched between a molded sockliner and soft foam. Less foam and fewer layers improve court feel and unlock the Zoom's energy returning potential. Edgy, multidirectional tread is designed around how Kyrie cuts and jabs on the court, providing traction precisely where it's needed. The grippy rubber wraps up the sides, especially on the inside heel and toe,