Description: High tenacity nylon/ Insulated Anti-dragging Felt/ Insulated PE/ Insulating Aluminum Layer. ; Construction: Gaiter: Elastic Cordura/ Schoeller Dynamic with water repellent membrane. ; Vibram rubber rand. ; Elastic Nylon with impermeable insulating layer. ; Riri Storm zipper. ; Nepal Last. ; Sole: Vibram with Impact Brake System. ; Midsole: 8-9mm TPU/PU inserts/ SBR Aircushion. ; Insole: Insulating Ibi-Thermo 9mm. ; Weight: 2 lb. 2 oz. /1000 gm. ; Compatible with automatic crampons.

Description: Please click for the La Sportiva Size Conversion. ; Get a grip on things with the Boulder X. This approach shoe is designed for the highest performance for any mountaineer. ; Leather upper for durability. ; Padded collar for all-day comfort. ; Unique detail stitching for style. ; Mesh lining for breathability (in the tongue and heel only). ; Polyproylene insole and Micropore EVA midsole for cushioning. ; Rubber toe guard offers durable protection. ; La Sportiva's Impact Brake System™ proprietary technology in outsole design has the lugs of the soles oriented in opposing slanted directions, increasing braking power by an average of 20% and decreasing impact forces by an average of 20%. ; Vibram® Idro-Grip sole stays sticky on every type of rock even when wet.

Description: Please click for the La Sportiva Size Conversion. ; Designed for long days with a heavy pack, this hiking boot is ready for it all. ; Supportive yet flexible Roughout waterproof leather upper with 3D Flex™ ankle hinge system that provides exceptional lateral flexibility. ; GORE-TEX® lining provides waterproof protection. ; 7mm TrangoFlex insole with half steel shank for support and stability. ; FCS PU Aircushion midsole and TPU shank for comfort and cushioning. ; Vibram® River outsole with Impact Brake System™ provides great traction in the harshest conditions.

Description: 14 oz

Description: Please click for the La Sportiva Size Conversion. ; Editors' Choice Green 2010 Backpacker Award. ; An eco-friedly hiking boot that is suited for moderate backpacking loads to take you out on day hikes. ; Nubuck leather upper with recycled nylon mesh for breathability. ; GORE-TEX®/Dri-Lex® lining with 40% recycled nylon to keep you dry. ; Dual-density ECO Trailon midsole. ; La Sportiva® TPU shank. ; River with Impact Brake System™. ; Vibram® outsole for ultimate grip.

Description: Please click for the La Sportiva Size Conversion. ; Ideal for wet or muddy conditions, this boot will be your tough companion through any rugged terrain. ; Nubuck leather upper with breathable mesh. ; GORE-TEX® lining provides waterproof protection. ; Trango 2 last. ; Nylon insole adds cushioning. ; Trailon midsole cradles your foot for supreme protection and cushioning on the trail. ; Trango 2 last. ; Vibram® River outsole with Impact Brake System™ provides great traction in the harshest conditions.

Description: 1 lb. 6 oz.

Description: 1 lb 2 oz

Description: Please click for the La Sportiva Size Conversion. ; A general mountaineering and heavy-duty backpacking boot that is built to handle rugged and technical terrain! ; Features Plush Dri-Lex, a patented multi-zone lining system which transports moisture away from the skin via an exclusive underlayer of 100% Hydrofil nylon from Honeywell, Inc. The fabric layer closest to the skin is always dry, cool and comfortable. ; Features an anatomically sculpted EZ Flex2 tongue, an articulated and hinged tongue design that effectively eliminates binding in the instep area of our mountaineering boots. ; Deep padded heel pocket cradles your foot in comfort for long hauls with heavy packs. ; Vibram Ice-New semi-auto crampon compatible sole for a tough, snow and rock-eating grip. Vibram is the most trusted name in the boot sole business. ; Features 8mm Mtnflex, a tapered Hytrel nylon insole with a half-length, Dacromet coated, tempered steel shank and a 1mm leather top-sheet. ; All La Sportiva insoles are proportionally graded to fit the sizing structure of the boot and to create the perfect flex for different size feet. ; Features PU Aircushion midsole with a half steel shank for serious support and protection. ; Crush ANY obstacle with this amazing boot!

Description: 2 lbs 3 oz

Description: 10 oz

Description: Please click for the La Sportiva Size Conversion. ; The ultimate mountaineering boot for extreme and mixed conditions! ; High ankle cuff height and contoured heel pocket combined with EZ Flex2 tongue and speed lacing hardware for a perfect fit. ; Automatic crampon compatible La Sportiva MPE outsole for excellent traction in all mountaineering conditions. MPE stands for Mountaineering Performance Evolution. This proprietary sole features a dual-density SBR design, an SBR Aircushion, self-cleaning lugs, and automatic crampon compatibility. ; 3mm Idro-Perwanger leather with large rubber rand and GORE-TEX lining that provides durability and protection in extreme conditions.

Description: This proprietary sole features a dual-density SBR design, an SBR Aircushion, self-cleaning lugs, and automatic crampon compatibility. ; MPE Sole is crampon compatible, deep lugged and tough as nails for years of service in the harshest conditions. ; Features a 3mm Idro-Perwanger leather with rubber toe rand for durability and protection in all mountaineering applications. ; 8mm Mtnflex insole with a 1. 5mm Dacromet-coated full steel shank. ; Weight: 4 lbs. 5 oz.

Description: Please click for the La Sportiva Size Conversion. ; Leather upper. ; Slip lasted construction. ; Unlined lining. ; Dri-Lex liner on the tongue for superior comfort and an awesome stretch-to-fit adaptability. ; 1. 1 mm Laspoflex midsole. ; 4 mm Vibram XSV outsole. ; Weighs 1 lb.

Description: Please click for the La Sportiva Size Conversion. ; The evolution of the Nepal Extreme has taken hardcore mountaineering boots to another level. ; 3. 2mm+ silicone impregnated Idro-Perwanger Roughout Leather upper with high-abrasion resistant fabric. ; GORE-TEX Duratherm lining makes the boot completely waterproof and warmer for high altitudes and extreme cold. ; Breathable tongue for moisture management. ; 3-D flex ankle system hinge. ; Integrated anatomical elastic snow gaiter. ; Vibram XSV sticky rubber rands. ; Tapered HP3 midsole with a SBR aircushion and shock absorbing PU inserts under the heel and ball of the foot. ; Insulating Ibi-thermo 9mm insole. ; Compatible with automatic crampons. ; Vibram IBS outsole is designed exclusively to soften impact on hard ground and improve traction. ; Board lasted construction.

Description: Slip Lasted; Outer boot: Board Lasted. ; Vibram Montagna/XSV Rands sole. ; SBR Aircushion midsole with 4mm high density PE. ; 5mm carbon fiber insole plus 2. 5mm PE microcellular thermal insulating closed cell foam topped with a thermoreflective aluminum layer reinforced with perforated hydrophobic non-woven facing. ; Shoe weighs 5 lbs. , 6 oz.

Description: Please click for the La Sportiva Size Conversion. ; Unleash your inner beast with this technical trail shoe that is sure to attack any unexpected obstacle you come across. ; Synthetic leather and airmesh upper for superior breathability. ; TPU lacing harness system for secure fit. ; Mesh lining (back half and tongue only). ; TPU Transkinetic Heel for stability. ; Midsole consists of MeMlex/ Nylon Molded Flex Transfer shank for ultimate support. ; Sole is composed of FriXion® XF/ Impact Brake System™ X-Axis™ which grip on any terrain.

Description: Please click for the La Sportiva Size Conversion. ; A piece of art, state-of-the-art, mountain boot. ; PU-Tech transparent PU-coated embossed Benecke CeraCom PUR leatherette upper. ; Water-repellent Lorica with Antiacqua external coating. ; Vibram XSV rand. ; Molded TPU ankle and backstay reinforcement. ; PE micro-cellular thermal insulating closed cell foam lined with a thermo-reflective aluminum facing coated with an anti-abrasion flocking. ; Micro-perforated, therm-formable PE foam innerboot. ; Water-repellent Lorica with Antiacqua external coating. ; Vibram Montagna outsole plate for durability. ; HP3/Dual-density micropore EVA midsole. ; 5mm Carbon Fiber insole with thermical, structure, and central insert in polyester and aluminum insulation. ; Innovative FLS (Fast Lacing System). ; Integral gaiter collar keeps spindrift and debris out. ; Weighs 5 lbs. 1 oz.

Description: Please click for the La Sportiva Size Conversion. ; Best In Gear award winner Rock and Ice. ; Known the world over for pushing the design envelope, LaSportiva has done it again with this bold styling statement. Don't be mislead, however - under the hood is plenty of performance for those who love to push their limits. ; Leather/Lorica upper for a glove-like fit. ; Downturned PD85 last. ; Cupped 3D Hytrel anatomical midsole insert (under the toes). ; Asymmetrical shape. ; Pacific lining in the toe and heel, Dri-Lex in the tongue. ; 4mm Vibram XSV rubber outsole. ; Weighs 1 lb.

Description: Please click for the La Sportiva Size Conversion. ; A mid-weight, waterproof hiking boot for moderate to rugged terrain with light/moderate backpacking loads. ; 1. 8mm nubuck leather upper with Cordura underlays for abrasion resistance. ; Molded rubber heel stabilizer gives excellent ankle support on treacherous terrain. ; GORE-TEX waterproof and breathable membrane keeps your feet comfortable in all types of conditions. ; 4mm TrailFlex insole with a half steel shank for torsional stability. ; Trailon midsole cradles your foot for supreme protection and cushioning on the trail. ; Trango 2 last. ; Vibram Hiking outsole provides superior traction and grip on the trail. ; La Sportiva's Impact Brake System proprietary technology in outsole design has the lugs of the soles oriented in opposing slanted directions, increasing braking power by an average of 20% and decreasing impact forces by an average of 20%.

Description: a textured rubberized coated fabric that is extremely strong and very abrasion resistant. ; Water-repellent Lorica (synthetic micro-fiber leather) with Antiacqua external coating. ; Double Vibram rubber rands. ; Board lasted construction. ; Trango last. ; GORE-TEX Duratherm lining for waterproof warmth. ; Innovative 3D Flex ankle for maneuverability. ; 6-7mm HP3 polymer midsole material that is stiff, durable, and remains unaffected by extremes in temperature. ; 9mm insulating Ibi-thermo insole that will not conduct cold up from the ground and locks in the natural heat produced by the feet. ; Vibram Lavaredo outsole with Sticky Supertrek Rubber. ; Weight: 3 lbs. 12 oz.

Description: Please click for the La Sportiva Size Conversion. ; Scale new heights in this high performance, mixed climbing boot. ; Water-repellant Lorica material upper with an Antiacqua external coating provides heavy duty wear resistance. ; 3d Flex ankle allows for agile movement. ; Integral Schoeller-Dynamic gaiter keeps the elements at bay. ; Synthetic, durable Cordura lining with Primaloft allows for optimal breathability through the waterproof and breathable liner. ; Protective Vibram rubber rand. ; Board lasted construction. ; Trango last. ; Midsole is a combination of 6-7mm TPU and dual-density micropore EVA. ; 9mm insulating Ibi-Thermo footbed. ; Vibram rubber outsole with Impact Brake System delivers an amazing cushioned ride.

Description: Please click for the La Sportiva Size Conversion. ; This was Backpackers Editor's Choice for 2004. ; This lightweight alpine boot just got better with the addition of Gortex lining for waterproof breathable performance. ; The innovative 3D Flex ankle-hinge system provides plenty of support when straight on front pointing yet remains flexible from side to side when flat footed in French style. ; This all synthetic boot is the finest boot for alpine hiking, via ferrate, big walls or classic alpine climbing. ; New matic style crampon compatibility. ; Water repellent Cordura upper with idro treatment + Flex Tec 2. ; Water repellent Lorica with antiacqua external coating. ; Dri-Lex lining. ; Board lasted construction. ; 7mm Trailflex insole. ; Dual Density Micropore midsole with reinforcement for crampons in the back. ; Vibram Dru outsole. ; Boot weighs 2 lbs. 10 oz.

Description: Please click for the La Sportiva Size Conversion. ; A stable, neutral, and extremely well-cushioned trail running shoe. ; AirMesh upper with a Trail Cage frame and Transkinetic heel stabilizer for stability, as well as UreTech reinforcements in high wear areas. ; Honeycomb mesh lining (in the tongue and heel only). ; Single density MEMlex midsole provides excellent cushioning. ; Nylon-molded Flex Transfer shank gives you torsional stability and flexibility with each step. ; Plush 2. 4mm LaSpEVA lasting board. ; FriXion X-Axis rubber outsole digs into any surface for excellent traction and added cushion. ; La Sportiva's Impact Brake System proprietary technology in outsole design has the lugs of the soles oriented in opposing slanted directions, increasing braking power by an average of 20% and decreasing impact forces by an average of 20%.