ADVANCED TECHNOLOGY: This Columbia Men's Newton Ridge Plus II Waterproof hiking boot features Techlite lightweight midsole for long lasting comfort, superior cushioning, and high energy return as well as Omni-Grip advanced traction rubber sole for slip-free movement. HANDY FEATURES: This men's hiking boot is crafted of a waterproof full-grain leather and suede lightweight construction as well as a durable mesh tongue for breathability and comfort during treacherous days out on the trail or on the mountain. ADJUSTABLE FEATURES: The Newton Ridge Plus Waterproof II hiking boot features a lace-up closure for an adjustable, secure fit.