Columbia Mens Newton Ridge Plus II Waterproof Hiking Boot Leather Imported Rubber sole Shaft measures approximately 5" from arch Platform measures approximately 0.50" 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. DURABILITY: This men's waterproof hiking boot is lightweight and durable. This Columbia Men's Newton Ridge Plus II Waterproof hiking boot is the perfect waterproof addition to a treacherous day out on the trail or up the mountain.