The meaning of V, GV and GTX in the Asolo style names: V stands for a Vibram outsole, GV stands for Gore-Tex lining with a Vibram outsole, and GTX is for a GORE-TEX lining. The tough protection and underfoot support of the Asolo Greenwood GV ML hiking boot will have you hiking from sunrise to sunset in total comfort and stability. Recommended for hiking and walks on trails and summer thru winter walking. Features the Radiant sole, specifically designed for trekking enthusiasts. Mid-cut design provides superior ankle protection. Water-resistant 2.2-2.4mm Perwanger leather upper. GORE-TEX Extended Comfort Footwear technology offers waterproof protection to ensure feet stay dry and comfortably cool. This non-insulated safeguard is best suited for moderate to warm climates. Plush tongue and collar for added comfort and performance. Heel pull loop for easier on and off. Lite 2 insole offers lightweight support. Duo Radiant EVA midsole has a two-layered design with a harder top layer for stability and a lower layer made of a softer material for added comfort and shock absorption. Asolo-Vibram Duo Radiant rubber outsole with Megagrip compound is a highly technical sole featuring self-cleaning lugs designed for optimum performance on varying types of terrain. Built on the Asoloflex 00 MR last. Made in Romania. Measurements: Weight: 1 lb 7 oz Shaft: 5 3 4 in Product measurements were taken using size US Womens 9, width B - Medium. Please note that measurements may vary by size. Weight of footwear is based on a single item, not a pair.