I received the shoes just before the promised date. The toe box is very roomy with excellent ventilation, I was apparently a bit skeptical about the material. can break after a few runs, but when I tested it on a cross-country trail it proved sufficiently stable - rocks, not to mention raining. The heel counter does not correct movement, let alone provide lateral support. The upper mesh, while very breathable, could do with some improvement - it lacks support, particularly the laces they used…