The Tecton X is Hoka One One's first carbon-plated trail running shoe. With its dual-plated design, it shines at fast paces and performs best on smooth and non-technical terrain. Breathable engineered mesh upper. Breathable textile lining for abrasion-free wear. Removable, foam padded insole for cushioning and support. Durable full-length EVA midsole to absorb shock and offer stability. Durable sole with rubber inserts for grip.