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.Get waterproof reliability for every hike wearing the breathable Asolo® TPS 520 GV EVO Hiking Boots. The mid-height resolable footwear features water-resistant full-grain leather upper with GORE-TEX® Performance Comfort Footwear lining that offers waterproof protection to ensure feet stay dry and comfortably cool. Anatomic footbed: Lite 2.B-Tek™ Heat lightweight, four-channel hollow-fiber insulation for high-loft breathability in a broad range of temperatures.Lace-up closure.Pull loop at the back for ease of entry.Round toe silhouette.Dual-density polyurethane midsole.EVO Asolo®/Vibram® Triple Power Structure outsole. Imported.Product measurements were taken using size 9, width D - Medium. Please note that measurements may vary by size.Measurements: Weight: 1 lb 13 oz SKU 9969395View Zappos.com Glossary of TermsFind something wrong in this description? Help us fix it! Report An Error