MERRELL MEN'S CHAM 8 TACTICAL BOOTS As adaptable as the reptile it's inspired by, this leather tactical boot features protection, comfort, and ultra-lightweight construction through waterproof nubuck and mesh uppers, our COMFORTBASE footbed for all day comfort, and a Vibram XS Trek Evo outsole for traction when and where you need it. FEATURES - Waterproof nubuck and mesh upper - Elastic cord and lock lacing system for quick secure fit - Neoprene stretch collar for easy on and off - Breathable mesh lining - COMFORTBASE contoured insole cradles your foot in all day comfort - Molded nylon arch shank - Merrell Air Cushion in the heel absorbs shock and adds stability - Lightweight EVA foam midsole for stability and comfort - Vibram XS Trek Evo