Adidas Adizero Boston 11 running shoe. This running shoe is built for for mid to long distance running. They bring a propulsive feel that comes from ENERGYRODS, which limit energy loss underfoot. The midsole mixes ultralight Lightstrike Pro cushioning with duarble Lightrstrike EVA. Flexible feel with support in key areas. Medium cushion, 10mm heel drop. Only worn a handful of times- like new in good condition.