Shaft measures approximately low-top from arch
Boa fit system
Not legally approved - records were made to be broken in the all new vazee sonic. A breathable air mesh upper engineered with the boa closure system offers a custom fit worthy of the worlds fastest athletes. Featuring a full-length revlite midsole with a lightweight solid rubber outsole, weave built the shoe around our lightest, most responsive cushioning technologies so you can set your PR each time out.
New Balance Men's SONIV1 Running Shoe - B01MYPGHHK