The North Face Men's Vectiv Exploris Mid Futurelight Boot When do birks start to feel comfortable? Ive been wearing these for 2. DESCRIPTION: Waterproof, breathable hiking boot designed with innovative features that maximize stability and minimize fatigue. FEATURES: High rebound single density EVA midsole Upper Abrasion resistant Cordura ripstop mesh upper High rebound, single density EVA midsole Sole Unit VECTIV technology designed to maximize energy on the trail Surface Control rubber outsole optimized for hiking Integrated, protective toe cap, rand and heel overlay Single density 3D TPU plate underfoot aids with multi directional stability Rocker geometry midsole for long lasting forward propulsion Breathable waterproof FUTURELIGHT membrane Ghillie lacing system OrthoLite X55 footbed made with 5% recycled rubber content