Here's what other sites are saying:
The La Sportiva G5 is an extremely versatile mountaineering boot for alpine or winter climbing. An abrasion-resistant, zip-up Cordura gaiter prevents your feet from getting wet, while the inner boot is made up of water-resistant Cordura, insulating and non-slip felt, polyethylene insulation and breathable mesh fabric.
- Mountain Gear
Features of the La Sportiva G5 Boot Protective outer shell gaiters consist of a CorduraA(R) stretch, water-repellent and anti-abrasion + functional, stretch fabric + waterproof membrane 4 layer inner shell insulating structure: waterproof CorduraA(R) + insulating felt + insulating polyethylene barrier + abrasion resistant, breathable mesh Velcro at the top, Boa quick lacing system at the bottom, external, waterproof zip Carbon insulated Footbed with Honey-Comb Tech Polyurethane Midsole with different thickness on the toe and heel for crampon compatibility Sole is made of a VibramA(R) Matterhorn with Impact Brake System lugs
Those were the words your buddy told you before you set your sights for an epic first ascent, and you can rely on the La Sportiva Men's G5 Mountaineering Boot when you're ascending unknown terrain. This highly technical big mountain boot boasts a stretchy Cordura gaiter equipped with a waterproof membrane and a heat-sealed zipper to keep wetness at bay. The durable upper features flex zones to keep you trekking and climbing anatomically, while the insulated felt works with the insulated footbed to maintain warmth. Vibram's Matterhorn rubber sole includes large lugs and step-in crampon compatibility.
Ultra technical, waterproof boot for high altitude mountaineering and for working outdoors in cold temperatures. Quick and easy to fit, it features quick-drying materials. The rear flex zone facilitates walking on all types of terrain, even on uneven terrain. The weather protection is maximized thanks to the waterproof CorduraA(R) gaiter with heat sealed zipper and Velcro cover and the inner waterproof membrane. Volume and weight are reduced to a minimum: the protective edge is made of a super lightweight material, PU TechLite(TM) while the midsole is made from insulating carbon honey-comb tech 3 mm. G5 is the ideal product for prolonged stays in both static and dynamic winter mountain environments and combines the thermal insulation characteristics of a double shell boot to those of lightness and containment of volumes of a single shell boot. Gimme Five, G5. Gaiter: protective outer shell consists of a CorduraA(R) stretch, water-repellent and anti-cut + functional, stretch fabric + waterproof membrane Inner Shell: 4 layer insulating structure: waterproof CorduraA(R) + insulating felt + insulating polyethylene barrier + cut resistant, breathable mesh Lacing system: Velcro at the top, Boa quick lacing system at the bottom, external, waterproof zip Footbed: Carbon insulation, Honey-Comb Tech 3mm Midsole: 2mm Polyurethane with different thickness on the toe and heel for crampon compatibility Sole: VibramA(R) Matterhorn with Impact Brake System lugs + Ease of fit and quick lacing system even when wearing gloves thanks to the adoption of the BoaA(R) lacing system in the lower part of the shell and the velcro-strap in the top area to differentiate tension. + Enhanced flexibility thanks to the Flex Zone at the back of the ankle, facilitates walking through rough terrain + Maximum water repellency thanks to the external Cordura gaiter with heat-sealed zipper and Velcro cover and internal waterproof membrane.
La Sportiva Footwear G5 Mountaineering Boot - Mens Black/Yellow 37 EU 21C99910037. This synthetic weatherproof boot ensures maximum fit and performance through its Boa lacing system while the ankle flex zone supports ease of movement in rough terrain. The external Cordura gaiters and internal water resistant membrane ensure your feet stay dry in full conditions. Features/Specifications: SIZES: 37 - 48 (half sizes)WEIGHT: 30.00 oz (857g)LAST: NepalGAITER: Stretch Cordura / Heat-sealed zipper / Water repellent membrane / Air Injected rubber randsUPPER: High tenacity Nylon / Insulating felt / PE barrierLINING: Water resistant membraneINSOLE: 3mm Honeycomb Tech insulating carbonMIDSOLE: 8-9mm TPU / PU inserts / SBR AirchushionSOLE: Vibram Matterhorn with Impact Brake SystemCONSTRUCTION: Board lasted