• A high-performance boot with a higher flex rating; designed to drive bigger skis while offering best-in-class lightweightness for exceptional uphill efficiency
• The Gripwalk™ Sole provides seamless compatibility with both Alpine Tech (Pin) And Alpine Ski bindings for enhanced versatility and performance without sacrificing traction
• Pebax shell and tongue are eco-friendly: derived from Bio Based Rnew 1100 castor oil seeds with high resistance to low temps and excellent flexibility
• Grilamid Bio Based Lf Carbon™ cuff is a highly innovative material exclusive to La Sportiva: offering exceptional rigidity while keeping weight to a minimum
• Ultralon performance foam liner is thermomoldable and has two flex zones and differentiated thicknesses
• The Force Wrap™ System fully envelops the foot providing robust support and a structure that efficiently transmits power to the ski, even with wide skis up to 120mm
Specs
ITEM NUMBER: ZFSB040
SIZES: 24 – 31.5 (half sizes)
WEIGHT: 1480g (1/2 pair)
SHELL & TONGUE: Pebax® Bio Based Rnew 1100
CUFF: Grilamid Bio Based LF Carbon™
LINER: Ultralon Thermomoldable High Density PEE w/ Variable Thickness (#ZSSL034)
SOLE: GripWalk™ ISO 23223 “A” Outsole / FriXion® Violet Compound / S3 Inserts
RANGE OF MOTION: 64° (33° back / 31° front)
FORWARD LEAN: 2 positions (12° & 14°)
BUCKLES: (4) FORCE™ Technopolymer Buckles / FORCE™ Wrap System / FORCE™ Power Buckle / TILT-LOCK™ Ski/Walk System
FLEX: 130
LAST WIDTH: 102.5mm (26.5)
COMPATIBILITY: GripWalk, MNC, WTR, Sole.ID, Tech/Pin



















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