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. In both good and wet weather, the Asolo Magnum GV MM shoe lets you hike in total confidence and comfort. Water-resistant suede upper. Mid-boot design for a proper ankle protection. Shoeller Soft Shell collar provides added comfort while youre on the move. Toe rubber protection. Asymmetrical to-the-toe lacing system providing a customized fit. Gore-Tex lining keeps out the wet elements for a drier, more comfortable foot environment. Anatomically shaped footbed contours to the shape of the foot for superior comfort and support. Cushioned EVA midsole with Anti-Shock technology system for all-day comfort and shock absorption. Vibram sole with Mega Grip compound. Asoflex approach 00 SR lasting board. Imported. Measurements: Weight: 1 lb 4 oz Shaft: 5 in Product measurements were taken using size US Mens 12, width D - Medium. Please note that measurements may vary by size. Weight of footwear is based on a single item, not a pair.