This super lightweight double boot has a PE thermal insulating inner boot that is coupled with a thermo-reflective outer boot with an integrated gaiter.
La Sportiva used a super insulating lightweight PE outsole to keep the weight down and the TPU midsole is excellent for crampon compatibility and stability on steep terrain. • Ideal terrain: High altitude 8000 meter peaks WEIGHT: 49.86 oz (1413g)
polypropylene.Outer Boot: Cordura® upper lined with dual-density PE micro-cellular thermal insulating closed cell foam and thermo-reflective aluminium facing/ Insulated removable footbed/ Vibram® rubber rand.
Inner Boot: Water repellant breathable upper with polyamide external layer/ Dual-density PE thermal insulating micro-perforated ventilated foam/ Tri-dimensional structured polyester lining combined with pile.
Gaiter: Breathable Cordura®/ Kevlar anti-perforation fabric/ Riri Storm® zipper (UV resistant & waterproof).
Insole: 5mm Carbon Fiber + 2.5mm PE micro-cellular thermal insulating closed cell foam topped with a thermo-reflective aluminum layer reinforced with perforated hydrophobic non-woven facing; Midsole: TPU/ Micropore EVA; Sole: Insulating Vibram® PE w/ rubber toe inserts.